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40B40 1" Finished Bore Sprocket (40BS40H-1)
Picture may not depict actual tooth count

40B40 1" Finished Bore Sprocket (40BS40H-1)

Your Price: $28.81
Item ID:40B40-1

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ANSI Type B / BS finished bore sprockets have a hub on one side with two set screws and a keyway.  All Type B / BS Nitro sprockets have a black oxide finish.

Fits ANSI Chain Size: #40
Bore (D1): 1"
Number Of Teeth:40
Outside Diameter (de): 6.653"
Sprocket Thickness (B1): 0.284" (Not including Hub)
Hub Diameter (dm): 3-1/2"
LTB - Length Thru Bore (A): 1-1/8"
Keyway Size: 1/4" X 1/8"
Hardended Teeth: Yes (30-45Rc)
Number Of Setscrews: 2

Interchange Numbers:

5 Stars
mini drag bike
what can i say but wow this product is perfect shipped out just before thanks giving and arrived the day after.I just only wished it was summer to be at the track to test my mini drag bike.
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Reviewed by: (Verified Buyer)  on 12/1/2017

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