4:1 pulley system

CM-O2

Certification Standards: XF494-2023, EN 12278:2007, EN 12841:2024/Type B

Materials: Aluminum alloy, stainless steel, HMPE (high-molecular-weight polyethylene), aramid, nylon

Dimensions: 111 x 69 x 50 mm (control head pulley dimensions); Small end: 100 x 50 x 35 mm

Pulley center diameter: 24 mm / 37 mm

Minimum working length: 210 mm

Weight: 1250 g ± 10 g (without packaging); Weight with packaging: 1565 g ± 10 g

Breaking strength: ≥45 kN

Working load: ≥5 kN

Safety working load of locking pulley: 100 kg

Rope diameter: 8 ± 0.5 mm

Rope length: 17 m (custom lengths available)




Product Details

· Non-knotting locking mechanism: Features an innovative mechanical locking system using an eccentric pulley shaft to securely lock the rope with every pull, preventing slippage.

Both pulleys are equipped with swivel joints for better adaptability to various scenarios.

Foldable release handle for smoother, easier, and more effortless operation

Fully retracted length is only 210 mm, saving valuable headroom.

· Can be used as a 4:1 or 5:1 system. This lifting kit has a wide range of applications, including adjusting stretcher positions, securing tripods, and lifting and lowering loads to improve rope work efficiency.

Equipped with high-efficiency bearings and ultra-low-stretch rope, it delivers exceptional lifting efficiency; The matching dedicated leg bag is compact and lightweight, featuring one-handed opening and closing for easy access to equipment. It can also be quickly secured to a stretcher for convenient use.




Technical Documentation
  • Instructions:
Check
Other products