Commercial grade Dual Use Strength Range from Impulse Fitness The Impulse Dual Use Leg Extension and Leg Curl machine is part of a commercial grade Dual Use Strength range that allows for using one machine to perform two key exercises and thus save space in the gym. Due to combining leg extension and leg curl exercises the machine provides effective workouts that allow for building hamstrings or developing muscles of the upper thighs. Its generous weight stack of 113kg (250lbs) allows for very challenging workouts for both beginners as well as more advanced users. The machine’s stylish silver frame provides a very solid construction. Weight Stack: 77kg or 113kg Dimensions (L x W x H): 123 x 122 x 152cm Frame: Silver Upholstery Options: Grey: Standard, 2-6 week lead time Brown: 8-12 week lead time Black: 8-12 week lead time SPECIFICATION: Brand Impulse Usage Home Use, Commercial Use Condition Brand New Warranty 5 Years - Frame, 1 Year - Moving Parts, 90 Days - Upholstery, Cables and Belts