The Crankbrothers Candy 3, features an aluminum body with chromoly spindle and steel cast wings. Main features: weight 304g/pair spindle forged scm 435 chromoly steel body 2 piece machined aluminum wings cast steel spring 300 series stainless steel inner bearing needle outer bearing cartridge cleat premium brass race cleat shims included release angle 15' to 20' max rider wgt 200lb/ 90kg recommended warranty 5 years