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Sprocket Size: 100A12
This 120BS18H sprocket features a 1" finished bore with a key-way and two set screws
ISO Chain #: 04C
Bushing Type: R1
100BTB36 sprockets are manufactured to accept a 3020 size taper bushing which we also stock with a wide range of bore sizes
140R15H Sprocket (Taper Bushed) 3V Single-Groove QD Bushed Sheaves Sprocket Size: 100A12This 140R15H sprocket is a durable, high quality, and precision sprocket with 15 hardened teeth that is manufactured to accept a R1 bushing. Sprockets that have hardened teeth last longer and are much more durable than those that don't. Something else that is notable about this sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #140 roller chain and sprocket which prevents premature wear or breakage. This
