50A21 Type
Picture may not depict actual tooth count

50A21 Type "A" Plate Sprocket 3/4" Stock Bore

Item ID: 50A21
Availability: 43 In Stock Nitro 50A21
Price: $9.46

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ANSI Type "A" sprockets are hubless sprockets with a stock bore.  These are also commonly referred to as plate sprockets.  All Type "A" Nitro sprockets have a black oxide finish.

Fits ANSI Chain Size: #50
Number Of Teeth: 21
Bore (D1): 3/4"
Outside Diameter (de): 4.521"
Sprocket Thickness (B1): 0.343"
Hardened Teeth: Yes (30-45 Rc)

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