HM-8031 Seated Leg Extension Size:140*86*140cm Weight: 515Ibs (234kg) Weightplates:138kg
Commercial Seated Leg Extension Machine, Plate Loaded Gym Equipment for Quadriceps Training
Heavy Duty Seated Leg Extension, Commercial Fitness Machine for Gym & Fitness Center
HM-8031 Seated Leg Extension | Commercial Gym Equipment, OEM Available, CE Certified
- Overview
- HM-8031 Seated Leg Extension | Isolate Quadriceps For Commer
- Recommended Products
HM-8031 Seated Leg Extension












The HM-8031 Seated Leg Extension is professional commercial gym equipment specially designed to target quadriceps. Dimension:14086140cm, Machine Weight:234kg, Weight Stack:138kg.
Built with heavy gauge steel frame, this leg extension machine ensures outstanding stability and durability under high-frequency daily gym use. The ergonomic padded seat and backrest fully fit the body curve, reducing extra pressure on knees and waist during training.
Smooth cam mechanism delivers consistent resistance throughout the full range of motion, helping users safely isolate and activate thigh muscles. It is widely used in commercial gyms, fitness clubs, hotel fitness centers and sports training halls.
Custom color and custom logo are available. OEM orders are acceptable. All our fitness machines pass strict pre-shipment inspection and come with CE certification. Packed in solid wooden case for safe ocean transportation.




Our HM-8031 seated leg extension machine is built for heavy daily use in commercial gyms. With 138kg weight stack and ergonomic padding, it provides safe and isolated quadriceps training.
The solid steel frame and precision cam design deliver smooth and stable resistance, protecting knees during leg extension workouts.
We support custom colors and laser logo. OEM service is available. Each unit is fully inspected before packing with wooden case for long sea shipment. CE certification ensures quality compliance for global gym projects.