Laboratory tested and team proven 4130 chromoly with post-weld heat treatment Large radius bends for greater durability Traditional 7/8` crossbar for strength 1.8/1.3 thick multi-butted main tubing ED coating for anti-corrosion protection Guaranteed against manufacturing defects 22.2 28` 9.625` 2? 11? Black Chromoly BMX ChromolyUPC/EAN/GTIN: 630950919826