Smart Engineering. Proven Strength.
The Nautilus Impact Strength line combines trusted biomechanics with modern innovation to elevate your lower-body training. Designed for effective hamstring isolation, the Seated Leg Curl machine features pre-stretch and start-assist functions, adjustable range of motion, and both graduated and standard weight stacks. Its ratcheting seat adjustment and rounded lumbar pad ensure ergonomic support, while gravity-assisted positioning allows smooth setup. With a user-friendly weight stack and 5 lb incremental resistance, progression is seamless. The patented Lock N Load system offers fast, pin-free weight selection-delivering durability, safety, and maintenance-free operation for high-traffic fitness environments.
Key Features
- Biomechanically accurate seated leg curl for hamstring isolation
- Ratcheting seat adjustment for personalized alignment
- Rounded lumbar pad supports natural posture
- Gravity-assisted positioning for smooth operation
- 5 lb incremental weight system enables progressive overload
- Patented Lock N Load system for quick, pin-free resistance selection
- User-friendly weight stack design for efficient transitions