The Leg Extension / Leg Curl Machine by Deltech Fitness is a great way to strengthen and tone your thighs and hamstring muscles. This durable machine uses standard weight plates to supply resistance. Features: 14 Gage Steel Tubing High Density Foam Padding Top Grade Vinyl Durable Black and White Powdercoat Paint Zinc Plated Hardware Welded to American Welding Society (AWS) specifications Leg Assembly rides on oil impregnated steel bushing Upper and Lower Leg Pads adjust in and out 4" and lock with knob Use with standard plates Great for Thighs, Hamstrings, and Butt Available Exercises- Leg Curl, Leg Extensions and many more! Dimensions- 36" x 26" x 52 3/4" Weight- 107 lbs. Assembly Required