1. Material: aluminum alloy 2. Scope of application: mountain climbing, expansion, fire rescue, aerial work, cave exploration, rappelling, etc 3. High strength, light weight, easy to carry 4. Neatly pointed teeth can provide better grip when ascending, without any barbs to reduce the damage to the rope 5. Rhombic pattern, fit the thumb, can easily operate the switch closure with one hand 6. Large opening design for easy shoulder strap attachment 7. The angle of the hole design makes the shoulder strap drive up more smoothly 8. Applicable ropes: 8-13mm diameter ropes 9. Size: about 11.5 x 7.5cm 10. Weight: about 150g
