Leg Curls Are Strengthening And Improving Flexibility In Your Hamstrings, The Exercise Also Targets Other Muscle Groups. Clearly Indicated Adjustments For Ease Of Use Electronic Counter Displays Reps, Exercise Time And Rest Time & Provides Towel Holder Hook Adjustments Are Easily Performed In The Seated Position Dual-Action Cam Enables A Smooth Transition Between Exercises Back Pad Ratchets Forward For Easy Adjustment From The Seated Position Angled Pads And Ideal Pivot Location Promote Full Muscle Contraction And Alignment