Abdominal crunch gym station R8402

rotary torsorehabilitationphysical therapy

Description The R8402 Abdominal Contraction Machine is engineered to provide precise, guided abdominal contractions by following the spine's natural curvature. Its biomechanical design enables deeper abdominal engagement and targeted core activation on each repetition. With extended handles and dedicated leg and pelvic supports, the machine maintains a stable body position throughout the range of motion and reduces compensatory movements. The adjustable seat adapts the movement to different users for controlled and repeatable training.

Features / Technical specifications

• Frame manufactured from cold-rolled Q235A steel.
• Square tubes 40 × 140 mm and oval tubes 50 × 100 mm.
• Cable transmission system designed for continuous commercial use.
• Load adjustment via magnetic pin for quick, secure weight selection.
• Shrouded weight tower protecting stack and limiting access to moving parts.
• High-density cast iron weight plates with textured black powder coating and Teflon rings for smooth movement.
• Two micro-weights of 2.5 kg each for fine load increments.
• Seat, roller and back support in high-density PU with antibacterial upholstery suitable for frequent use.
• Seat rotation with 3 positions to target different sections of the abdominal wall.
• Non-slip rubber grips Ø 3.2 cm with aluminum collars at ends.
• Instructional pictogram showing correct exercise execution and targeted muscles.
• Base equipped with PVC feet to protect flooring and aid placement.
• Length: 133.9 cm.
• Width: 140 cm.
• Height: 160.2 cm.
• Machine weight: 290.5 kg.
• Maximum plate capacity: 117.5 kg.

Applications and maintenance

• Suitable for commercial gyms, fitness centers, training studios and rehabilitation facilities requiring targeted abdominal training.
• Maintenance recommendations: periodically inspect cables, magnetic pin and fasteners; clean upholstery with neutral agents; verify base anchoring and pulley alignment.
• Options and service: micro-weight installation, replacement grips and rollers available as spare parts.