Product Introduction
Advanced 4:1 mechanical advantage system with auto-locking and releasable functionality. Built from aluminum alloy, stainless steel, and high-strength fiber.

Product Features
⚙️ 4:1 Mechanical Advantage
Multiplies pulling force for efficient rope systems. Ideal for rescue, rigging, and heavy hauling.
🔒 Auto-Locking & Releasable
Integrated auto-lock engages automatically under load. Controlled release when needed.
💪 45kN Breaking Strength
Ultra-strong construction for professional applications. Reliable under extreme loads.

Product Specifications
- Product Name: 4:1 Auto-Locking Releasable Pulley System
- Materials: Aluminum alloy, stainless steel, high-strength fiber
- Release Pulley Size: 48 × 113 mm
- Swivel Double Pulley Size: 42 × 105 mm
- Pulley Weight: 314 g / 231 g
- Rope Compatibility: 8.0–8.5 mm
- Breaking Strength: 45 kN
- Use: Rescue systems, rope rigging, hauling, tactical operations

Packaging Includes
- 1 × Release Pulley Unit
- 1 × Swivel Double Pulley Unit
- 1 × User Manual
✨ Lock, lift, release – 4:1 mechanical advantage at 45kN!