4571 - Lawn-Boy Walk-Behind Mower (SN: C00000001 - C99999999) (1984) Engine Group - F141 Model 8237 Parts Diagram

Walk-Behind Mower

Engine Group - F141 Model 8237 Parts Diagram

  • Title

1

Lawn-Boy 608997

SCREW S

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$2.49

$

In Stock, only 2 left!

0

2

Lawn-Boy 681651

AIR BAF&EYELET S

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$137.99

$

Usually ships in 3-6 days

0

3

Lawn-Boy 606537

SCREW F

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$2.49

$

In Stock, only 4 left!

0

4

Lawn-Boy 609465

DISCONTINUED

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

5

Lawn-Boy 130743

NUT

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$3.49

$

In Stock, Qty 6

0

6

Lawn-Boy 316959

See Supercession: 3253-6
(Superseded to 325-36)

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$0.99

$

In Stock, Qty 20+

0

7

Lawn-Boy 682205

DISCONTINUED

Note: PART NUMBERS NEW FOR THIS MODEL YEAR CAN BE IDENTIFIED BY THE BOX SYMBOL

$

$

Not available

7

Lawn-Boy 682205

DISCONTINUED

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

7

Lawn-Boy 682205

DISCONTINUED

Note: IN "REFERENCE NO." COLUMN.

$

$

Not available

8

Lawn-Boy 609947

SCREW-SEMS

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$10.99

$

Usually ships in 3-6 days

0

9

Lawn-Boy 610383

RETAINER-COVER, FILTER

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$9.49

$

In Stock, Qty 20+

0

10

Lawn-Boy 682225

SHROUD BASE S

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$236.99

$

Usually ships in 3-6 days

0

11

Lawn-Boy 605020

See Supercession: 611396
(Superseded to 611396)

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$6.99

$

In Stock, Qty 19

0

12

Lawn-Boy 681830

BEARING V

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$41.99

$

In Stock, only 1 left!

0

13

Lawn-Boy 611545

See Supercession: 93-4320
(Superseded to 93-4320)

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

14

Lawn-Boy 682970

NEEDS DESCRIPTION
(Superseded to 92-4921)

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$241.99

$

In Stock, only 2 left!

0

14

Lawn-Boy 682970

NEEDS DESCRIPTION
(Superseded to 92-4921)

Note: PART NUMBERS NEW FOR THIS MODEL YEAR CAN BE IDENTIFIED BY THE BOX SYMBOL

$241.99

$

In Stock, only 2 left!

0

14

Lawn-Boy 682970

NEEDS DESCRIPTION
(Superseded to 92-4921)

Note: IN "REFERENCE NO." COLUMN.

$241.99

$

In Stock, only 2 left!

0

15

Lawn-Boy 611393

SCREW-HSH

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$22.99

$

Usually ships in 3-6 days

0

16

Lawn-Boy 677982

LINER ASM

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$46.99

$

In Stock, only 4 left!

0

17

Lawn-Boy 677963

See Supercession: 683911
(Superseded to 683911)

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$23.99

$

In Stock, Qty 5

0

18

Lawn-Boy 679144

BEARING AY F

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

19

Lawn-Boy 682986

DISCONTINUED
(Superseded to 92-4923)

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

19

Lawn-Boy 682986

DISCONTINUED
(Superseded to 92-4923)

Note: PART NUMBERS NEW FOR THIS MODEL YEAR CAN BE IDENTIFIED BY THE BOX SYMBOL

$

$

Not available

19

Lawn-Boy 682986

DISCONTINUED
(Superseded to 92-4923)

Note: IN "REFERENCE NO." COLUMN.

$

$

Not available

20

Lawn-Boy 681737

DISCONTINUED

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

21

Lawn-Boy 606608

See Supercession: 94-5774
(Superseded to 94-5774)

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$11.99

$

Usually ships in 3-6 days

0

22

Lawn-Boy 303712

RING-RETAINING

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$3.49

$

In Stock, Qty 11

0

23

Lawn-Boy 609407

DISCONTINUED

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

24

Lawn-Boy 607199

KEY

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$5.49

$

In Stock, Qty 9

0

25

Lawn-Boy 681832

BEARING S

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

26

Lawn-Boy 681655

See Supercession: 683708
(Superseded to 683708)

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

27

Lawn-Boy 609918

SCREW S

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$3.99

$

Usually ships in 3-6 days

0

28

Lawn-Boy 609123

PLUG-CORE VF

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$3.49

$

Usually ships in 3-6 days

0

Lawn-Boy 610372

SEALER-LOCTITE (6 ML TUBE)

Note: NOT SHOWN

$27.99

$

Usually ships in 3-6 days

0

Lawn-Boy 610372

SEALER-LOCTITE (6 ML TUBE)

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$27.99

$

Usually ships in 3-6 days

0

29

Lawn-Boy 602588

DISCONTINUED

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

30

Lawn-Boy 602587

PLATE-BACKUP, REED

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$3.49

$

Usually ships in 3-6 days

0

31

Lawn-Boy 303761

See Supercession: 612872
(Superseded to 612872)

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$2.49

$

In Stock, Qty 5

0

31

Lawn-Boy 303761

See Supercession: 612872
(Superseded to 612872)

Note: "LOCTITE" used during assembly

$2.49

$

In Stock, Qty 5

0

32

Lawn-Boy 002792

NEEDS DESCRIPTION

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Currently unavailable

33

Lawn-Boy 607526

See Supercession: 32105-12
(Superseded to 32105-12)

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$2.99

$

In Stock, only 2 left!

0

34

Lawn-Boy 609651

TERMINAL S

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

35

Lawn-Boy 682702

See Supercession: 100-2948
(Superseded to 100-2948)

Note: PART NUMBERS NEW FOR THIS MODEL YEAR CAN BE IDENTIFIED BY THE BOX SYMBOL

$125.99

$

In Stock, only 4 left!

0

35

Lawn-Boy 682702

See Supercession: 100-2948
(Superseded to 100-2948)

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$125.99

$

In Stock, only 4 left!

0

35

Lawn-Boy 682702

See Supercession: 100-2948
(Superseded to 100-2948)

Note: IN "REFERENCE NO." COLUMN.

$125.99

$

In Stock, only 4 left!

0

Lawn-Boy 318535

Adhesive

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Currently unavailable

Lawn-Boy 318535

Adhesive

Note: NOT SHOWN

$

$

Currently unavailable

36

Lawn-Boy 681678

HT LEAD&COVER XEV

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$24.99

$

Usually ships in 3-6 days

0

37

Lawn-Boy 510231

See Supercession: 684698
(Superseded to 684698)

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$7.49

$

Usually ships in 3-6 days

0

38

Lawn-Boy 605120

NUT-CLIP

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$4.49

$

In Stock, Qty 7

0

39

Lawn-Boy 609120

DISCONTINUED

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

40

Lawn-Boy 609475

NUT - SPEED S

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$2.99

$

Usually ships in 3-6 days

0

41

Lawn-Boy 307028

See Supercession: 614343
(Superseded to 614343)

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$3.49

$

In Stock, only 4 left!

0

42

Lawn-Boy 609477

HANDLE STARTER S

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

Lawn-Boy 681604

DISCONTINUED

Note: NOT SHOWN

$

$

Not available

Lawn-Boy 681604

DISCONTINUED

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

43

Lawn-Boy 682800

See Supercession: 683213
(Superseded to 683213)

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

43

Lawn-Boy 682800

See Supercession: 683213
(Superseded to 683213)

Note: IN "REFERENCE NO." COLUMN.

$

$

Not available

43

Lawn-Boy 682800

See Supercession: 683213
(Superseded to 683213)

Note: PART NUMBERS NEW FOR THIS MODEL YEAR CAN BE IDENTIFIED BY THE BOX SYMBOL

$

$

Not available

44

Lawn-Boy 682813

DISCONTINUED-ORDER 683214

Note: PART NUMBERS NEW FOR THIS MODEL YEAR CAN BE IDENTIFIED BY THE BOX SYMBOL

$

$

Not available

44

Lawn-Boy 682813

DISCONTINUED-ORDER 683214

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

44

Lawn-Boy 682813

DISCONTINUED-ORDER 683214

Note: IN "REFERENCE NO." COLUMN.

$

$

Not available

45

Lawn-Boy 682814

See Supercession: 683214
(Superseded to 683214)

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

45

Lawn-Boy 682814

See Supercession: 683214
(Superseded to 683214)

Note: PART NUMBERS NEW FOR THIS MODEL YEAR CAN BE IDENTIFIED BY THE BOX SYMBOL

$

$

Not available

45

Lawn-Boy 682814

See Supercession: 683214
(Superseded to 683214)

Note: IN "REFERENCE NO." COLUMN.

$

$

Not available

46

Lawn-Boy 611400

PULLEY STARTER S

Note: IN "REFERENCE NO." COLUMN.

$49.99

$

Usually ships in 3-6 days

0

46

Lawn-Boy 611400

PULLEY STARTER S

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$49.99

$

Usually ships in 3-6 days

0

46

Lawn-Boy 611400

PULLEY STARTER S

Note: PART NUMBERS NEW FOR THIS MODEL YEAR CAN BE IDENTIFIED BY THE BOX SYMBOL

$49.99

$

Usually ships in 3-6 days

0

47

Lawn-Boy 609133

DISCONTINUED

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

48

Lawn-Boy 609229

SPRING F

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$4.49

$

In Stock, Qty 6

0

49

Lawn-Boy 609005

WASHER S

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

50

Lawn-Boy 609004

DISCONTINUED

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

51

Lawn-Boy 611073

See Supercession: 3274-10
(Superseded to 3274-10)

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$10.99

$

In Stock, Qty 20+

0

52

Lawn-Boy 609476

GASKET CARB S

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

53

Lawn-Boy 609639

DISCONTINUED

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

54

Lawn-Boy 609419

GASKET S

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$1.99

$

In Stock, Qty 11

0

55

Lawn-Boy 608367

GEAR, DR SHAFT S

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$100.99

$

Usually ships in 3-6 days

0

56

Lawn-Boy 608030

THRUST WASHER

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$2.49

$

Usually ships in 3-6 days

0

57

Lawn-Boy 682812

See Supercession: 683876
(Superseded to 683876)

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

57

Lawn-Boy 682812

See Supercession: 683876
(Superseded to 683876)

Note: PART NUMBERS NEW FOR THIS MODEL YEAR CAN BE IDENTIFIED BY THE BOX SYMBOL

$

$

Not available

57

Lawn-Boy 682812

See Supercession: 683876
(Superseded to 683876)

Note: IN "REFERENCE NO." COLUMN.

$

$

Not available

58

Lawn-Boy 611396

SEAL-OIL

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$6.99

$

In Stock, Qty 19

0

58

Lawn-Boy 611396

SEAL-OIL

Note: IN "REFERENCE NO." COLUMN.

$6.99

$

In Stock, Qty 19

0

58

Lawn-Boy 611396

SEAL-OIL

Note: PART NUMBERS NEW FOR THIS MODEL YEAR CAN BE IDENTIFIED BY THE BOX SYMBOL

$6.99

$

In Stock, Qty 19

0

59

Lawn-Boy 608224

SEAL S

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$15.99

$

Usually ships in 3-6 days

0

60

Lawn-Boy 607708

DISCONTINUE

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

61

Lawn-Boy 609418

DISCONTINUED

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

Lawn-Boy 682566

DISCONTINUED
(Superseded to 682568)

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

Lawn-Boy 682566

DISCONTINUED
(Superseded to 682568)

Note: NOT SHOWN

$

$

Not available

62

Lawn-Boy 608850

SCREW-HH

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$2.49

$

In Stock, only 3 left!

0

63

Lawn-Boy 610416

DISCONTINUED
(Superseded to 92-6374)

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

64

Lawn-Boy 300096

See Supercession: 92-6389
(Superseded to 92-6389)

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$5.99

$

In Stock, only 1 left!

0

65

Lawn-Boy 678113

DISCONTINUED

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

66

Lawn-Boy 681741

See Supercession: 92-9697
(Superseded to 92-9697)

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$27.99

$

In Stock, Qty 20+

0

67

Lawn-Boy 603145

See Supercession: 92-9697
(Superseded to 92-9697)

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$27.99

$

In Stock, Qty 20+

0

68

Lawn-Boy 602850

See Supercession: 98-1362
(Superseded to 98-1362)

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$3.49

$

In Stock, Qty 20+

0

69

Lawn-Boy 609640

TUBING PRIMER S

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$14.99

$

In Stock, only 3 left!

0

70

Lawn-Boy 611066

CARB BODY S

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$56.99

$

Usually ships in 3-6 days

0

71

Lawn-Boy 682567

NEEDLE ADJ. AY S

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

72

Lawn-Boy 610165

RETAINER

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$4.49

$

In Stock, Qty 14

0

73

Lawn-Boy 611071

FILTER-FUEL VS

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$18.99

$

In Stock, only 2 left!

0

74

Lawn-Boy 611070

LEVER S

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

75

Lawn-Boy 610834

COLLAR-ADJUST, AIRVANE

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$4.49

$

In Stock, Qty 20+

0

76

Lawn-Boy 611069

SPRING,THROTTLE S

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$14.99

$

In Stock, only 1 left!

0

77

Lawn-Boy 609632

DISC S

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$5.49

$

In Stock, Qty 11

0

78

Lawn-Boy 610831

AIR VANE&SHAFT S

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$18.99

$

Usually ships in 3-6 days

0

79

Lawn-Boy 605140

See Supercession: 612214
(Superseded to 612214)

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$82.99

$

Usually ships in 3-6 days

0

80

Lawn-Boy 609482

SCREW

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$2.99

$

In Stock, Qty 8

0

81

Lawn-Boy 609493

See Supercession: 107-4621
(Superseded to 107-4621)

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$5.49

$

In Stock, Qty 20+

0

82

Lawn-Boy 610384

See Supercession: 93-1231
(Superseded to 93-1231)

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

83

Lawn-Boy 608957

DISCONTINUED

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

84

Lawn-Boy 608940

CLIP S

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$6.99

$

In Stock, only 2 left!

0

85

Lawn-Boy 682599

DISCONTINUED

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

86

Lawn-Boy 609647

LEVER LOCKOUT S

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

87

Lawn-Boy 302993

DISCONTINUED

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available

88

Lawn-Boy 609643

BOLT S

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$64.99

$

Usually ships in 3-6 days

0

89

Lawn-Boy 609642

DISCONTINUED

Note: Important Note: Painted, Plastic, Fibreglass Replacement parts or wheels may not always be available in matching colours.

$

$

Not available