Performance Series Competition Parallel Bars feature coned reinforcement of the steel uprights and added base weight for maximum stability and rigidity. Adjusting tubes are quickly and easily secured by two separate locking mechanisms. New adjustments design at lock and gooseneck for improved stability. New base design allows for upright vertical adjustment for improved piston adjustment. Non-marking foot pads grip the floor well and provide a stable platform. Height adjusts from 63" (160 cm) to 86 5/8" (220 cm). Width adjusts from 14 3/16" (35 cm) to 26 3/8" (67 cm). All Parallel Bars are pre-assembled at the factory to ensure perfect alignment and adjustment of rails. Meets all USAG, NCAA, NFHS and AAU specifications. Manufactured to FIG dimensional specifications.