The Primal Strength Russian 28mm Olympic Bar is the ultimate bar for Olympic Lifting training and for anyone doing multiple reps/drops, CrossFit or performance training. The Russian style locking system insures the plates stay locked to the bar and never move, the quick release collar system means adjusting weights is very quick and then you simply spin the collar end to lock. The bar itself is Ionised in black with unique grooved sleeve ends. The 28mm grip has a medium 1.2mm knurl with dual lines. Steel Russian collars are included. This truly exceptional bar is the ultimate choice for Olympic lifts and features a fast and smooth spin with 8 needle bearings and brash bushings. This bar is rated to 450kg. The bar is cover by the usual premium Primal Strength Bar warranty. 3 years no bend when used indoors on rubber matting/lifting blocks/platforms with bumper plates. Premium Russian Sleeve Design Olympic bar Unique Quick-Lock/Release Collars Included Perfect for Multi-Rep Olympic Lifting 28mm Knurl/50mm Sleeve Medium to Good Whip 200,000PSI