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Sprocket Hub for 1" Axles Made from zinc-plated steel.4" OD.3/4" overall width.1" ID bore. 1/4" keyway. Four 3/8" ID holes with 2.875" bolt circle diameter and four 1/4" ID holes with 3.228" bolt circle diameter. Includes two setscrews.Compatible with hardware kit item # HDW-2875-104. Bolt Hole and Collar Dimensions: ...

Sprocket Hub for 1" Axles Compatible with our Group 3 (G3) sprockets.Made from zinc-plated steel.2-1/4" outside diameter.1-1/4" shoulder.1" ID bore. 1/4" keyway. Three 1/4" ID sprocket mounting holes with 1.75" bolt circle diameter (BCD). Sprocket mounting holes are not threaded and work with 1/4" nuts and bolts. Setscrew is on the opposite side of the keyway.Includes one setscrew. ...

Sprocket Hub for 1-1/4" Axles Made from zinc plated steel.4" OD.3/4" overall width.1-1/4" ID bore. 1/4" keyway. Four 3/8" ID holes with 2.875" bolt circle diameter and four 1/4" ID holes with 3.228" bolt circle diameter. Includes two setscrews.Compatible with hardware kit item # HDW-2875-104.

Sprocket Hub for 3/4" Axles Made from zinc plated steel.4" OD.2" neck OD.3/4" overall width.3/4" ID bore.3/16" keyway.Four 3/8" ID holes with 2.875" bolt circle diameter and four 1/4" ID holes with 3.228" bolt circle diameter.Includes two setscrews.Compatible with hardware kit item # HDW-2875-316. ...

Sprocket Hub for 3/4" Axles Compatible with our Group 2 (G2) sprockets.Made from zinc plated steel.2-1/8" outside diameter.3/4" ID bore. 3/16" keyway. Three 1/4" ID sprocket mounting holes with 1.687" bolt circle diameter (BCD). Sprocket mounting holes are not threaded and work with 1/4" nuts and bolts. Setscrew is on opposite side of keyway.Includes one setscrew.

Sprocket Hub for 3/4" Axles Made from zinc plated steel.4" OD.3/4" overall width. 5/8" ID bore.3/16" keyway.Four 3/8" ID holes with 2.875" bolt circle diameter and four 1/4" ID holes with 3.228" bolt circle diameter.Includes two setscrews.Compatible with hardware kit item # HDW-2875-316.

Sprocket Hub for 5/8" Axles Compatible with our Group 2 (G2) sprockets.Made from zinc plated steel.2-1/8" outside diameter.5/8" ID bore. 3/16" keyway. Three 1/4" ID sprocket mounting holes with 1.687" bolt circle diameter (BCD). Sprocket mounting holes are not threaded and work with 1/4" nuts and bolts. Setscrew is on opposite side of keyway.Includes one setscrew.

Sprocket Hub Hardware Kit for 1" and 1-1/4" Axles Four 3/8" OD x 3/4" long socket head bolts with lock nuts. One 1/4" x 1/4" x 3/4" key pin. Compatible with item # HUB-201100 and HUB-201114.

Standard-Duty #25 Chain Master Link

Standard-Duty #415 Chain Sold By The Link

Standard-Duty #415 Half Link

Standard-Duty #415 Master Link