The S425 split hub for split chain sprockets has a maximum bore size of 2.250" and is precision manufactured out of high-quality steel. What separates the S425 hub from others is its round shape that houses the high-strength sprocket head cap screws. This design makes it to where your split sprocket will not have dangerous projecting bolts or ears, it is also more aesthetically appealing. To get a quote on a split sprocket or S425 hub please contact us and we will be happy to assist you.

S425 Hub Dimensions

• Hub Size: S425
• Maximum Bore: 2.250"
• Hub Diameter: 4.25"
• Hub Length: 2.620"
• Minimum #35 Sprocket Tooth Count: 44
• Minimum #41 Sprocket Tooth Count: 33
• Minimum #40 Sprocket Tooth Count: 33
• Minimum #50 Sprocket Tooth Count: 28
• Minimum #60 Sprocket Tooth Count: 24
• Minimum #80 Sprocket Tooth Count: 19
• Minimum #100 Sprocket Tooth Count: 16
• Minimum #120 Sprocket Tooth Count: 14
• Minimum #140 Sprocket Tooth Count: 12
• Minimum #160 Sprocket Tooth Count: 11
• Weight: 10.0 LBS

Note:

For B-hub configuration use one split hub with A-plate sprocket.

For C-hub configuration use two split hubs with A-plate sprocket.