Lamar Fitness LS534 Rotary Leg Extension Space efficient leg extension machine for working out quads and hamstrings 20-degree seat incline provides a greater range of motion for extensions and curls Ten-position seat back adjusts from 23-3/4-inches to 15-inches to the pivot point for better knee alignment when performing the exercise Wheels for easy movement; measures 45 by 38 by 34 inches Warranty: frame - lifetime; parts - 3 years; wear items - 1 year