50B27 Sprocket With Stock Bore 2BK160 Pulley What sets this 6301-2RS bearing

What sets this 6301-2RS bearing apart from others is the ABEC 3 precision standard that this bearing is made to

Part #: UCFCSX05-16

Our SB211-35 insert bearing has several features: a wide inner-ring

Our HCST205-16 bearing is dimensionally made to industry standards

50B27 Sprocket With Stock Bore 2BK160 Pulley What sets this 6301-2RS bearingThis 50B27 sprocket is a durable, high quality, and precision sprocket with 27 hardened teeth. 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 #50 roller chain and sprocket thus preventing premature wear or breakage. This sprocket is also black oxide coated which