50BS72 Sprocket With 1-1/4" Finished Bore Roller Chain Wear Gauge This 6310-ZZ ball bearing is

This 6310-ZZ ball bearing is a high-precision premium quality deep groove shielded 50x110x27 ball bearing made to ABEC 3 precision standards from AXIS

Sprocket Size: 35H54

While the phosphate coated and then painted finish adds corrosion resistance to the 1TB160 pulley

Sprocket Type: A

Pulley Size: 2BK47

50BS72 Sprocket With 1-1/4" Finished Bore Roller Chain Wear Gauge This 6310-ZZ ball bearing isThis 50BS72 sprocket features a 1 1 4" finished bore including a key way and two setscrews. It is a durable, high quality, and precision sprocket that 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 increases resistance to the environment and will prevent early rust build up. We also offer stock bore