[CE UIAA Certified]: These Carabiner are made from7075 aviation aluminum material

easy to keep them tidy and clean

[DURABLE]:Maximum breaking force test: 21KN

safe to install it

Webbing with fine weave pattern is easy to sew with to create (diy) slings

NewDoar 30KN CE Certified Large Rescue Pulley Single Sheave with Swing Plate-Blue Rappelling Gear [CE UIAA Certified]: These Carabiner[Material] Anodized light alloy Swing side plates and pulleys for easy and rapid rope installation and removal! Net Weight: 0. 6 Ib(270g); Dimensions: 3. 23"W(8. 1 cm) * 4. 8"L(12. 2 cm). [Single Pulley] Breaking Strength: 30kN 6746 lb for high durability to satisfied your requirements. [Applicable Rope] Compatible with wide range of ropes up to 16mm 0. 6 inch. for complex rescue hauling system setup. [Hanging Design] The hanging point is an