category
InchMetric
No of Strands Across
Boston Gear
50A18
-
mac
50A18 | A Plate Sprocket
Item #101871443
- Single Strand, Number 50, Type A, 18 Teeth Roller Chain Sprocket

Boston Gear
25B26-5/8
-
mac
25B26-5/8 | Finished Bore Sprocket
Item #101853863
- 25 Chain
- 26 Teeth
- 5/8" Bore
- 3/16 in x 3/32 in Keyway

Boston Gear
80B8-1
-
mac
80B8-1 | Finished Bore Sprocket
Item #101853109
- 80 Chain, 8 Tooth, 1 in Bore, With Keyway and Setscrew

Boston Gear
40B27-7/8
-
mac
40B27-7/8 | Finished Bore Sprocket
Item #101796353
- 40 Chain, 27 Tooth, 0.875 in Bore, With Keyway and Setscrew

Boston Gear
60B25
-
mac
60B25 | B Style Sprocket
Item #101835765
- Single Strand, Number 60, Type B, 25 Teeth Roller Chain Sprocket

Boston Gear
D35B25
-
mac
D35B25 | Double Strand Roller Chain Sprocket
Item #101836631
- Double Strand, Number 35, Type B, 25 Teeth Roller Chain Sprocket

Boston Gear
50B11-1
-
mac
50B11-1 | Finished Bore Sprocket
Item #101852456
- 50 Chain, 11 Tooth, 1 in Bore, With Keyway and Setscrew

Boston Gear
80B20-1 1/2
-
mac
80B20-1 1/2 | Finished Bore Sprocket
Item #101794190
- 80 Chain, 20 Tooth, 1.5 in Bore, With Keyway and Setscrew

Boston Gear
50B30-1 1/8
-
mac
50B30-1 1/8 | Finished Bore Sprocket
Item #101853724
- 50 Chain
- 30 Teeth
- 1 1/8" Bore
- 1/4 in x 1/8 in Keyway

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