RDX Heavy-duty nylon strap is adjustable up to 48 inches in height. Tough nylon strap makes adjusting double end bags quick, convenient and easy. Compatible with all RDX tethered loop facility at the base of the punch bag ensures maximum swing reduction when used with tethered straps. Constructed of tough nylon seat belt material. Allows each user to adjust bag to their ideal height with ease.The product is made to the highest specification and is quality tested and guaranteed. This has made it the choice of professionals and that is the reason we are supplying these to world class health clubs, gyms, boxing clubs.