Nitro square sprocket hub with a 1-1/8" bore is a premium quality, precision machined hub. All X series hubs are manufactured from 1020CD carbon steel and finished with black oxide for corrosion resistance. Our 1-1/8" square weld on hub is compatible any of our X series weld on sprockets.
HUBX1-1/8-SQUARE Weld On Hub Dimensions:
Hub Type:X Series
Bore (D1):1-1/8" Square
Outside Diameter (de):2-1/2"
Step Diameter (dm):2"
LTB - Length Thru Bore (A):1-7/16"
Step Width (A1):7/16"
Number Of Setscrews:2
Material:1020 Cold Drawn
Type Of Finish:Black Oxide
It's recommended to use Low Hydrogen Electrodes for welding sprockets and hubs together.
It's recommended to use Low Hydrogen Electrodes for welding weld on sprockets & hubs. Below is a diagram showing the location to weld on small vs large diameter sprockets.