Weldahub W 7/8" ID Round OD is 1.625" or 41.28 mm

Weldahub W 7/8" ID Round 000200145.  Has a 3/16" keyway and 2 set screws, OD is 1.625" or 41.28 mm. 

Fits the 35 A Weldasprockets and the 41 A Weldasprockets (except for the 41 A 12, 13, 14, and 15 tooth).

Weight: 0.90 lbs