DESCRIPTION The Black Oxide Olympic Bar features a black oxide shaft with powerlifting knurling marks and a 28mm grip diameter. The 28mm Olympic Bar is a 1500lb weight tested and features tempered and hardened chrome plate sleeves. The bar also includes high quality brass bushings for a reliable spin. There are dual Olympic knurl marks and a 16.2" chrome sleeve design—making loading plates on the bar easy for all users. Specifications: Overall length - 86" Plate sleeves - 2" Grip Area (Black Oxide Shaft) - 51.75" Grip Diameter - 28mm Weight - 20KG(44LB) Heat Tempered / Hard Chrome 1500LB Tested Brass Bushings Lifetime Warranty against manufacturers defects