Precision track sprockets for use with ISO threaded track hubs and 3/32″ width chains. Cold forged from 4140 cr-mo and heat treated and available in 17 – 20 tooth sizes, LifeLine track sprockets are ideal for ratio changes and new custom builds….
– LifeLine 17t – 20t Fixed Gear Track Sprocket 3/32″ Cassettes & Freewheels – £5.99 (RRP – £)
