Increase the use of the Body-Solid GPR400 Power Rack, the SPR500 Commercial Half Rack, or SPR1000 Commercial Power Rack with the GPRDH Dip Handles station. GPRDH Dip Handles attaches easily to the inside of the power rack offering a solid, stable base for dips without compromising or requiring additional space. Specs: 13" L x 14" W x 6" D