Body Solid Tools BSTSB45 Stability Ball 45 Bike 4½" pulleys are impact resistant

4½" pulleys are impact resistant fiberglass reinforced nylon with precision machined steel ball bearings for prolonged cable life

The platforms are reinforced 1/2″ plywood covered in nonslip rubber surface

The G6BR is covered by the best warranty in the Industry: the Body-Solid In-Home Lifetime Warranty

Positioned at a 30 degree angle the arm stabilization pad allows proper joint alignment without elbow pressure on the pad

Body Solid Tools BSTSB45 Stability Ball 45 Bike 4½" pulleys are impact resistantWhat goes around comes around, and the best way to ensure a lifetime of healthy posture, balance and conditioning is to commit to a regular core strength and stability program. Fortunately, Body Solid makes it simple, fun and effective with exercise balls durably designed to round out your daily routines. Durable, anti burst construction is easy to use and easy to clean. Four sizes to comfortably accommodate any size user. Ideal for core strength and