The Impulse IT arm extension is a great piece of equipment for enhancing the strength of your triceps. Its user-friendly design makes it easy to use & gives a smooth motion & a comfortable workout position, relaxing your muscles to help avoid straining them. The seat position is adjustable & the cushioned padding offers comfort & support during exercise. The machine is made from solid & durable materials & a wide range of resistance levels can be selected up to 91kg (200lbs).