Extra deep gold inner and outer side plates, All components are 100% heat-treated, Super-light, comes in just under 3.6 Ib. for 120L, Oversized, TST (TripleStar Treatment) coated ultra-hard pins for added strength and unbeatable durability, Built to handle the demands of the top level MX racers in the world, Uses clip-type connecting link, Perfect for any MX applications 125cc through 500cc