Amundsen Research Sprockets
These steel drive sprockets are for use with the Comet TAV-30 Clutch System.
Split Axle Sprockets
ARC's split-style aluminum alloy axle sprockets are .155" thick, accept #35 space chain, and fit virtually all sprocket hubs. Tomar Sprockets are machined and anodized blue. Azusa Sprockets have a brushed finish.
ARC Sprocket Hubs are CNC-machined from billet aluminum alloy with a 6 on 5-1/4'' pattern that accepts six 1/4-20 bolts (sold separately).