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ShopDrive SystemsSprocketsFinish Bore SprocketsFinish Bore Sprocket, #40FB21-1-1/8″
Our Price: $12.62
Ships in 1-2 Days
Sprocket, #40 Chain, 21 Teeth, 1-1/8″ Finished Bore, Keyway, 2 Set Screws
1-1/8"
#40
21
FB
2 lbs
Outside Diameter 3.62", Bore 1-1/8", Hub Diameter 2-3/4", LTB 1"