Weighted Elbow Brace: Improves Shoulder Turn and Keeps Arms Straight. Golf Swing Trainer. Improves Moment of Inertia (MOI). (Rigid, US Certified)

By distributing the weight to the final stage of the swing motion, the moment of inertia is improved, shoulder turn is increased, and the lead arm can be kept straight during the backswing. US certified golf swing training equipment Weight: 2 pounds (approx. 907 g) Size: Upper arm circumference 14.5 inches (approx. 36.8 cm) Silicone rubber pad, PVC coated hard extra-thick steel bar, air mesh fabric