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Ships within 48 hours · Estimated delivery Jul 31 - Aug 5
Quick keys
Velcro® closure for easier adjustability
Several optional attachments allow you increase function and customize the SPR500BACK to your specific facility needs
4” wide backing provides superior lower back support
Our electrostatically applied powder coat finish resists chipping
XM FITNESS 55lbs Crumb Rubber Bumper Plate Leg Extension Curl Machines Quick keysthe next step in evolution of the bumper plate! Crumb Rubber has the ideal durometer rating to absorb bounce and shock, preventing damage to your olympic lifting bar. Crumb Rubber technology dissipates the impact giving you 10,000 30,000 drops and reducing stress on the lifting bars. On the field tests have shown XM Crumb Rubber Bumpers bounce less than other high end rubber bumper plates on the market. Less bounce equals less shock and less noise.