KMC Z510H Drop Buster Red & Black 1/8" BMX/Single Speed Chain.For BMX,Fixies, Cruisers, Track, All single speed, Stretch proof, mushroom pin, DropBuster.Drop Buster - This is a perfect chain for racing track and Heavy Duty BMX use, the tensile strength is a good 1,200Kg. It can be used on almost every 1/2 x 1/8 inch drivetrain. Light but strong, this chain is a bestseller in the BMX Freestyle world, but it is also becoming very popular in the mid-high end range internal gear hub equipped bikes, because of it"s long life and high reliability. Taller profile will not derail, dropbusted! Red & Black Colors adds style to fixies, cruisers and kids bikes as well.