For athletic training programs or physical education classes. Hand grip bars are made of tough, unpainted, 1 1/4" galvanized plated tube with 1 1/4" tubular reinforcements. Ready to install. Installation hardware is included. Attaches to wall with lead shields and lag bolts. Ships UPS. NOTE: Must be mounted to Brick or studs, not drywall. CAUTION: Purchaser assumes all mounting liability. Must be mounted to secure surface.