The Impulse IT9521 Prone Leg Curl is an essential piece of equipment for any commercial gym, offering a dedicated and highly effective station for hamstring strength training. As part of the IT95 series, this machine is a testament to professional-grade durability and biomechanics. The prone position and fixed path of motion allow users to perform a leg curl with perfect form, stabilizing the hips and focusing all effort on the target muscles. The machine’s smooth, fluid motion is powered by a high-quality weight stack system, which provides seamless resistance changes and is exceptionally quiet during use.
The IT9521 is constructed from a heavy-duty steel frame with a scratch-resistant powder coat finish, ensuring it will provide long-lasting reliability in any commercial setting. Its intuitive design includes a yellow pivot mark to help users get into the correct exercise position, making it simple for both beginners and experienced athletes to use. The 90kg weight stack offers a significant challenge, making it a valuable addition for a wide range of users.
The primary muscle targeted by the Impulse IT9521 Prone Leg Curl is the hamstring muscle group on the back of the thigh. The curling motion effectively contracts the hamstrings, promoting hypertrophy and strength. It also engages the gastrocnemius (calf muscle) to a lesser extent. Regular use of the IT9521 is an excellent way to build strength and definition in the hamstrings, which is essential for improved athletic performance, knee stability, and overall lower body power.
Key Features
Upholstery of forearms and core is to support spinal column, and stabilize the hip.
Pivot mark in yellow allows users to get correct exercise position.
Product Size(L*W*H): 1475*1200*1506(mm)
Weight Stack: 91kg/106kg(160LBS/200LBS/235LBS/295LBS)
Optional Weight Stack: 72kg 134kg
Product Features
Tube: Tube of functional part is primarily at thickness 3mm. The weight stack cage is with D-shape tube at size 95*81.1*3mm and racetrack tube at size 50*100*3mm which ensure ultra-durability and stability.
Shrouds: Translucent ABS shroud at thickness 3.2mm ensures ultra-durability and shock resistance.
Upholstery: High-density poly-foam and double stitches offer comfort and endurability.
Cable: Self-lubricate American loosâ„¢ cable with nylon-coated 12 complex fibre ensures service life more than 250 thousand times.
Bottle Holder: The bottle holder fixed on the cage is within reach.
Adjustment: The seat adjustment handles allow easy operation for comfort.
Handles: Ergonomic handle bars in TPV material with aluminium ring limit offers comfort and secure during workout.
Electronic Console: Console fixed on cage is optional to display reps and time
Dynamic Components: All dynamic components are shielded for safety purpose.
Pre-Stretch: Lathed pulley with bearing of less tolerance ensure the smoothly moving.
Pulley: Lathed pulley with bearing of less tolerance ensure the smoothly moving.
Safety: Meet EN957 safety regulation





