Fabric Leg Extension/Curl Machine U+H2013A Smooth Transition Dual Function Lever Action

Professional-grade dual function leg extension and curl machine featuring smooth transition mechanics and robust construction for comprehensive lower body training.

• High-quality British-standard steel tubing (114 × 55 × 3 mm thick)
• High-precision welded pipes for superior strength and durability
• One-piece integrally molded polyurethane foam cushioning
• High-density PU foam with premium 1.2 mm thick leather upholstery
• Solid steel weight plates for consistent resistance

• Rubber-cradle locking mechanism for quick, secure seat adjustment
• φ20 mm solid steel guide rods with anti-corrosion coating
• Self-lubricating steel cables (φ5.8 mm diameter)
• 5 adjustable starting positions for user customization
• Large-angle hip and chest pads to eliminate lower back pressure

• Laser cutting, automated robotic welding, and precision CNC machining
• Multi-stage surface treatment: sandblasting, phosphating, electrostatic spraying
• Specialized dual-layer coating with protective glaze for corrosion resistance
• Advanced international production techniques meeting industry standards