5208-ZZ Bearing | AXIS 5208-ZZ Ball Bearing - 40x80x1-3/16" #140 R-Type Sprockets This 100BS9 sprocket features a

This 100BS9 sprocket features a 1" finished bore with a key-way and two set screws

What separates this 1TB110 pulley from the others is that it is made using a high grade-35 cast iron

While the phosphate coated and then painted finish adds corrosion resistance to the 1TB200 pulley

Maximum Bore: 2-3/32"

the 6017-ZZ bearing features raceways that are precision honed to a superb finish

5208-ZZ Bearing | AXIS 5208-ZZ Ball Bearing - 40x80x1-3/16" #140 R-Type Sprockets This 100BS9 sprocket features aThis 5208 ZZ Bearing is a high precision premium shielded double row angular contact ball bearing made to ABEC 3 precision standards from AXIS. What sets this 5208 ZZ bearing apart from others is the ABEC 3 precision standard that this bearing is made to, the grade 10 balls used, and the superb electric motor quality rating (EMQ). ABEC 3 means that the bearing itself has a micron deviation from a nominal of 20. 000mm of 8 micrometers. The standard