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Train Smarter. Save Space. Get More for Your Money.
Experience true commercial-grade performance with the Summum Fitness Seated Leg Curl / Extension, a powerful 2-in-1 combo machine designed for serious lifters. Instead of investing in two separate machines, this smart design lets you train both quads and hamstrings on a single unit—saving you money and valuable gym space.
Built with heavy-duty commercial construction, this machine is made to withstand intense, high-volume workouts while delivering smooth, precise movement every time. At its core is a massive 264 lb weight stack, giving you the resistance you need to push your limits and progress with confidence.
- 2-in-1 Leg Developer – Leg extension + leg curl in one compact machine
- Save Space & Money – No need for two separate machines
- 264 lb Weight Stack – Heavy resistance for all strength levels
- Commercial-Grade Build – Designed for durability and long-term performance
- Smooth, Controlled Motion – Consistent tension for better results
Dimensions
- Lenght: 49 inches
- Width: 39 inches
- Height: 64 inches
Total Weight
- 620 LB
Weight Stack size
- 264 LB
3 years parts against manufacturing defects