Operates on a 2 to 1 ratio that turns your 210 Lb. weight stack into an awesome 420 Lbs. of maximum resistance. Sturdy "H" Frame pivots on a sealed pillow block ball bearing system for the ultimate in strength, durability and friction-free performance. Ideal for working quads, hams, glutes and calves. Features adjustable back pad to accomodate all size users.
This option includes a 210 lb weight stack, to add to the EXM-4000's existing 3 stacks.