just press the metal buckle on the leg and it will open quickly Take off your seat belt and stay away from cumbersome wearable

[ADJUSTABLE BUCKLE]: Can be adjusted according to height

you can move on freely by adjust the rope

resisting abrasion and wears

NewDoar Fixed Plate Micro Pulley-Blue,26KN CE Certified(26KN Blue 2pcs) climbing pulley just press the metal buckle[Specification] 1. 77 inch(4. 5cm)*3. 2 inch(8. 2cm),The maximum load up to 26kN 5848 lb,Net Weight: 0. 19Ib(90g),Sheave Diameter: 0. 8 inch 21 mm. [Applicable Rope] Suitable for ropes with max diameter up to 13 mm 0. 5 inch, which can be used for emergency rescue, hauling, downhilling, ect. [Durable] High quality micro pulley which is the heart of a good doubled rope climbing system. high durability to satisfy all your requirements, Light, compact