For us with ISO threaded track hubs and 3/32” track chains, these Fixed Gear Track Sprockets from LifeLine are perfect for new custom builds of your own.
Durable cold forged, heat treated ASM 4140 cr-mo
Compatible with 3/32" width track chains
English ISO Threaded - 1.375 x 24 Threads per inch
Weight saving cutouts
Available in 17 to 20 teeth