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40B20 7/8" Finished Bore Sprocket (40BS20H-7/8)
Picture may not depict actual tooth count

40B20 7/8" Finished Bore Sprocket (40BS20H-7/8)

Your Price: $10.87
Item ID:40B20-7/8

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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): 7/8
Number Of Teeth:20
Outside Diameter (de): 3.457"
Sprocket Thickness (B1): 0.284" (Not including Hub)
Hub Diameter (dm): 2-5/8"
LTB - Length Thru Bore (A): 1"
Keyway Size: 3/16" X 3/32"
Hardended Teeth: Yes (30-45Rc)
Number Of Setscrews: 2

Interchange Numbers:

5 Stars
Silver Bullet Racing
Have bought a few sprockets over the last couple of years. Very pleased with the quality of them and also with the fast delivery. thank you.
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Reviewed by: (Verified Buyer)  on 6/4/2018

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