Martin Sprocket 100BS23 1 7/16 MSG Roller Chain Sprocket - "BS" FINISHED BORE - 100 CHAIN AND ABOVE

Tooth Hardness: Carbon Steel
Chain Size: 100
Hub Style: B
Number of Teeth: 23
Bore Type: Finished
Bore Size (in): 1.437
Number of Strands: Single
Weight: 16.5 lb

Manufacturer: Martin Sprocket
Country of Origin: USA