Do Leg Curls for maximum concentration of hamstring and glute muscles. Photos above show the GLDA1 attached to the Powerline PFID130X Bench. Leg Extensions are designed for ultimate strengthening of the knee and thigh muscles.
Body-Solid Commercial Leg Developer Attachment
Body Solid Powerline (GLDA1) Leg Developer Attachment, Only Compatible with Body-Solid GFID31B & Powerline PFID130X Flat Incline Decline Benches
Body-Solid Flat Incline Decline Bench with Leg Developer Attachment (FID46)
Body Solid Commercial Leg Developer Attachment, Only Compatible with GFID71 Flat
ANCHEER Leg Extension and Curl Machine, Adjustable Leg Workout Machine for Lower Body Training, 880LB Capacity Plate Loaded Leg Developer for Quads, Hamstrings & Glutes, Home Gym Equipment
ANCHEER Leg Extension and Curl Machine, Adjustable Leg Workout Machine for Lower Body Training, 880LB Capacity Plate Loaded Leg Developer for Quads, Hamstrings & Glutes, Home Gym Equipment (Red)