Mini Prusik With a super-light, compact design, the Petzl Mini Prusik Minded Pulley handles big loads but is still small enough to carry on your harness. The swinging aluminum sideplates and efficient sheave make it durable enough for big-wall use and light enough for just-in-case situations. Special side plates designed for use with a Prusik friction hitch in Lightweight progress capture systems Sheave mounted on sealed ball bearings for excellent efficiency Flat, compact and Lightweight Specifications Weight : 80 gMin. rope diameter : 7 mmMax. rope diameter : 11 mmSheave diameter : 25 mmEfficiency : 91 %Working load : 5 kN (2,5 kN on one strand)Breaking strength : 23 kNMaterial(s) : aluminum side plates, aluminum sheave Reference : P59ACertification(s) : CE EN 12278, UIAAMade in : FRGuarantee : 3 years