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High grade 35 cast iron on all sheaves with higher tensile strength than conventional grade 25 sheaves.  Painted with protective phosphate agents.  Automated balanced for improved performance and life.

Many styles and sizes to choose from with free shipping in the U.S.

Sheaves available in 1 groove, 2 groove 3 groove 4 groove and 5 groove 

For all your type A-B Belts and C Belts including 3V and 5v Sheaves


  • Sale
    $38.52
    $32.74

    BK50 Light Duty Single Groove Bore-To-Size Sheave

    - Light Duty Bore-To-Size Sheaves Single Groove Material: Gray Cast Iron Outside Diameter: 4.75" Type 3 - BK sheaves are precision machined from...

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    $38.52
    $32.74
    Sale
  • Sale
    $38.67
    $32.87

    BK52 Light Duty Single Groove Bore-To-Size Sheave

    - Light Duty Bore-To-Size Sheaves Single Groove Material: Gray Cast Iron Outside Diameter: 4.95" Type 3 - BK sheaves are precision machined from...

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    $38.67
    $32.87
    Sale
  • Sale
    $40.97
    $34.82

    BK55 Light Duty Single Groove Bore-To-Size Sheave

    - Light Duty Bore-To-Size Sheaves Single Groove Material: Gray Cast Iron Outside Diameter: 5.25" Type 3 - BK sheaves are precision machined from...

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    $40.97
    $34.82
    Sale
  • Sale
    $42.75
    $36.34

    BK57 Light Duty Single Groove Bore-To-Size Sheave

    - Light Duty Bore-To-Size Sheaves Single Groove Material: Gray Cast Iron Outside Diameter: 5.45" Type 3 - BK sheaves are precision machined from...

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    $42.75
    $36.34
    Sale
  • Sale
    $43.98
    $37.38

    BK60 Light Duty Single Groove Bore-To-Size Sheave

    - Light Duty Bore-To-Size Sheaves Single Groove Material: Gray Cast Iron Outside Diameter: 5.75" Type 3 - BK sheaves are precision machined from...

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    $43.98
    $37.38
    Sale
  • Sale
    $44.28
    $37.64

    BK62 Light Duty Single Groove Bore-To-Size Sheave

    - Light Duty Bore-To-Size Sheaves Single Groove Material: Gray Cast Iron Outside Diameter: 5.95" Type 3 - BK sheaves are precision machined from...

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    $44.28
    $37.64
    Sale
  • Sale
    $49.61
    $42.17

    BK65 Light Duty Single Groove Bore-To-Size Sheave

    - Light Duty Bore-To-Size Sheaves Single Groove Material: Gray Cast Iron Outside Diameter: 6.25" Type 3 - BK sheaves are precision machined from...

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    $49.61
    $42.17
    Sale
  • Sale
    $51.45
    $43.73

    BK67 Light Duty Single Groove Bore-To-Size Sheave

    - Light Duty Bore-To-Size Sheaves Single Groove Material: Gray Cast Iron Outside Diameter: 6.45" Type 3 - BK sheaves are precision machined from...

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    $51.45
    $43.73
    Sale
  • Sale
    $57.38
    $48.77

    BK70 Light Duty Single Groove Bore-To-Size Sheave

    - Light Duty Bore-To-Size Sheaves Single Groove Material: Gray Cast Iron Outside Diameter: 6.75" Type 3 - BK sheaves are precision machined from...

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    $57.38
    $48.77
    Sale
  • Sale
    $60.88
    $51.75

    BK72 Light Duty Single Groove Bore-To-Size Sheave

    - Light Duty Bore-To-Size Sheaves Single Groove Material: Gray Cast Iron Outside Diameter: 6.95" Type 3 - BK sheaves are precision machined from...

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    $60.88
    $51.75
    Sale
  • Sale
    $62.10
    $52.79

    BK75 Light Duty Single Groove Bore-To-Size Sheave

    - Light Duty Bore-To-Size Sheaves Single Groove Material: Gray Cast Iron Outside Diameter: 7.25" Type 3 - BK sheaves are precision machined from...

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    $62.10
    $52.79
    Sale
  • Sale
    $62.74
    $53.33

    BK77 Light Duty Single Groove Bore-To-Size Sheave

    - Light Duty Bore-To-Size Sheaves Single Groove Material: Gray Cast Iron Outside Diameter: 7.45" Type 3 - BK sheaves are precision machined from...

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    $62.74
    $53.33
    Sale
  • Sale
    $63.62
    $54.08

    BK80 Light Duty Single Groove Bore-To-Size Sheave

    - Light Duty Bore-To-Size Sheaves Single Groove Material: Gray Cast Iron Outside Diameter: 7.75" Type 3 - BK sheaves are precision machined from...

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    $63.62
    $54.08
    Sale
  • Sale
    $71.53
    $60.80

    BK85 Light Duty Single Groove Bore-To-Size Sheave

    - Light Duty Bore-To-Size Sheaves Single Groove Material: Gray Cast Iron Outside Diameter: 8.25" Type 3 - BK sheaves are precision machined from...

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    $71.53
    $60.80
    Sale
  • Sale
    $73.66
    $62.61

    BK90 Light Duty Single Groove Bore-To-Size Sheave

    - Light Duty Bore-To-Size Sheaves Single Groove Material: Gray Cast Iron Outside Diameter: 8.75" Type 3 - BK sheaves are precision machined from...

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    $73.66
    $62.61
    Sale
  • Sale
    $77.55
    $65.92

    BK95 Light Duty Single Groove Bore-To-Size Sheave

    - Light Duty Bore-To-Size Sheaves Single Groove Material: Gray Cast Iron Outside Diameter: 9.25" Type 3 - BK sheaves are precision machined from...

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    $77.55
    $65.92
    Sale
  • Sale
    $228.45
    $194.18

    4C50SD Heavy Duty Four Groove QD C Sheave 5.4" O.D.

    Heavy Duty QD C Sheaves Four Groove Material: Gray Cast Iron Outside Diameter: 5.4" Bushing: SD *Type A-1 * Suffix on type indicates construction...

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    $228.45
    $194.18
    Sale
  • Sale
    $239.86
    $203.89

    4C50SK Heavy Duty Four Groove QD C Sheave 5.4" O.D.

    4C50SK - SPECIAL Heavy Duty QD C Sheaves Four Groove Material: Gray Cast Iron Construction: Solid Bushing: SK Type: A-1 Dimensions: O.D. : 5.40” P...

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    $239.86
    $203.89
    Sale
  • Sale
    $229.92
    $195.43

    4C54SD Heavy Duty Four Groove QD C Sheave 5.8" O.D.

    Heavy Duty QD C Sheaves Four Groove Material: Gray Cast Iron Outside Diameter: 5.8" Bushing: SD *Type A-1 * Suffix on type indicates construction...

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    $229.92
    $195.43
    Sale
  • Sale
    $231.36
    $196.66

    4C55SD Heavy Duty Four Groove QD C Sheave 5.9" O.D.

    Heavy Duty QD C Sheaves Four Groove Material: Gray Cast Iron Outside Diameter: 5.9" Bushing: SD *Type A-1 * Suffix on type indicates construction...

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    $231.36
    $196.66
    Sale
  • Sale
    $248.95
    $211.60

    4C55SK Heavy Duty Four Groove QD C Sheave 5.9" O.D.

    Heavy Duty QD C Sheaves Four Groove Material: Gray Cast Iron Outside Diameter: 5.9" Bushing: SK *Type A-1 * Suffix on type indicates construction...

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    $248.95
    $211.60
    Sale
  • Sale
    $231.36
    $196.66

    4C56SD Heavy Duty Four Groove QD C Sheave 6.0" O.D.

    Heavy Duty QD C Sheaves Four Groove Material: Gray Cast Iron Outside Diameter: 6.0" Bushing: SD *Type A-1 * Suffix on type indicates construction...

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    $231.36
    $196.66
    Sale
  • Sale
    $237.24
    $206.50

    4C60SF Heavy Duty Four Groove QD C Sheave 6.4" O.D.

    Heavy Duty QD C Sheaves Four Groove Material: Gray Cast Iron Outside Diameter: 6.4" Bushing: SF *Type A-1 * Suffix on type indicates construction...

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    $237.24
    $206.50
    Sale
  • Sale
    $81.43
    $69.22

    BK100 Light Duty Single Groove Bore-To-Size Sheave

    - Light Duty Bore-To-Size Sheaves Single Groove Material: Gray Cast Iron Outside Diameter: 9.75" Type 3 - BK sheaves are precision machined from...

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    $81.43
    $69.22
    Sale
  • Sale
    $238.68
    $202.89

    4C65SF Heavy Duty Four Groove QD C Sheave 6.9" O.D.

    Heavy Duty QD C Sheaves Four Groove Material: Gray Cast Iron Outside Diameter: 6.9" Bushing: SF *Type A-1 * Suffix on type indicates construction...

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    $238.68
    $202.89
    Sale
  • Sale
    $240.15
    $204.12

    4C70SF Heavy Duty Four Groove QD C Sheave 7.4" O.D.

    Heavy Duty QD C Sheaves Four Groove Material: Gray Cast Iron Outside Diameter: 7.4" Bushing: SF *Type A-1 * Suffix on type indicates construction...

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    $240.15
    $204.12
    Sale
  • Sale
    $251.88
    $214.09

    4C75SF Heavy Duty Four Groove QD C Sheave 7.9" O.D.

    Heavy Duty QD C Sheaves Four Groove Material: Gray Cast Iron Outside Diameter: 7.9" Bushing: SF *Type A-1 * Suffix on type indicates construction...

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    $251.88
    $214.09
    Sale
  • Sale
    $287.02
    $243.96

    4C80E Heavy Duty Four Groove QD C Sheave 8.4" O.D.

    Heavy Duty QD C Sheaves Four Groove Material: Gray Cast Iron Outside Diameter: 8.4" Bushing: E *Type A-1 * Suffix on type indicates construction:...

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    $287.02
    $243.96
    Sale
  • Sale
    $87.53
    $74.40

    BK105 Light Duty Single Groove Bore-To-Size Sheave

    - Light Duty Bore-To-Size Sheaves Single Groove Material: Gray Cast Iron Outside Diameter: 10.25" Type 3 - BK sheaves are precision machined fro...

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    $87.53
    $74.40
    Sale
  • Sale
    $93.59
    $79.55

    BK110 Light Duty Single Groove Bore-To-Size Sheave

    - Light Duty Bore-To-Size Sheaves Single Groove Material: Gray Cast Iron Outside Diameter: 10.75" Type 3 - BK sheaves are precision machined fro...

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    $93.59
    $79.55
    Sale
  • Sale
    $97.56
    $82.93

    BK115 Light Duty Single Groove Bore-To-Size Sheave

    - Light Duty Bore-To-Size Sheaves Single Groove Material: Gray Cast Iron Outside Diameter: 11.25" Type 3 - BK sheaves are precision machined fro...

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    $97.56
    $82.93
    Sale
  • Sale
    $304.58
    $258.89

    4C85E Heavy Duty Four Groove QD C Sheave 8.9" O.D.

    Heavy Duty QD C Sheaves Four Groove Material: Gray Cast Iron Outside Diameter: 8.9" Bushing: E *Type A-1 * Suffix on type indicates construction:...

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    $304.58
    $258.89
    Sale
  • Sale
    $328.02
    $278.80

    4C90E Heavy Duty Four Groove QD C Sheave 9.4" O.D.

    Heavy Duty QD C Sheaves Four Groove Material: Gray Cast Iron Outside Diameter: 9.4" Bushing: E *Type A-1 * Suffix on type indicates construction:...

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    $328.02
    $278.80
    Sale
  • Sale
    $333.87
    $283.79

    4C95E Heavy Duty Four Groove QD C Sheave 9.9" O.D.

    Heavy Duty QD C Sheaves Four Groove Material: Gray Cast Iron Outside Diameter: 9.9" Bushing: E *Type A-1 * Suffix on type indicates construction:...

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    $333.87
    $283.79
    Sale
  • Sale
    $99.84
    $84.86

    BK120 Light Duty Single Groove Bore-To-Size Sheave

    - Light Duty Bore-To-Size Sheaves Single Groove Material: Gray Cast Iron Outside Diameter: 11.75" Type 3 - BK sheaves are precision machined fro...

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    $99.84
    $84.86
    Sale
  • Sale
    $111.70
    $94.95

    BK130 Light Duty Single Groove Bore-To-Size Sheave

    - Light Duty Bore-To-Size Sheaves Single Groove Material: Gray Cast Iron Outside Diameter: 12.75" Type 3 - BK sheaves are precision machined fro...

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    $111.70
    $94.95
    Sale