AS3 CHAIN GUIDE to fit HUSQVARNA TC TE TX FC FE FX 125 250 300 350 450 501 14-20. AS3 Performance Chain Guide for Husqvarna TC TE TX FC FE FX 125-501. AS3 Performance chain guides have a CNC machined aluminium mounting bracket that provides a firm fixing to the swing arm and the lower part is made from strong, hard wearing plastic which will flex on impact but not bend, giving your rear sprocket maximum protection while keeping the chain running in line.
