Micro pulley that attaches to the climbing line and eliminates the need to advance the friction hitch while climbing. Maintains a fair lead between the climbing line direction of the falling end of the climbing line and friction hitch. This micro pulley might be the most popular of it style in the entire tree climbing industry. A 2 in 1 safety prusik lanyard gives the user easy adjustability with one hand. Rescue model. Anodized aluminum sideplates, 1 1/4? aluminum sheave, bushing, and aluminum axle.