and it is more convenient to move and tighten

What's more

It's constructed from lightweight

Perfecting for mountaineering

NewDoar CE Certified 20kN Micro Pulley Fixed Side Trolley for Climbing Rescue-Blue 1pcs Rock Climbing and it is more convenient[Specification] 3. 2 inch (8. 1 cm) * 2 . 2 inch(5. 7 cm),The maximum load up to 20kN 4500lb,Net Weight: 0. 22 Ib(100 g),Sheave Diameter: 1 inch 25 mm. [Large Breaking Strength] Climbing zipline pulley is sturdy enough to support up to 20 kN(4500 lb)(2000 kg),so it can guarantee your safety, [Applicable Rope] Suitable for ropes with max diameter up to 12 mm 0. 47 inch, which can be used for emergency rescue, hauling, downhilling, ect. [Easy to carry]