Aluminum pulley specially designed for tree climbing | Heavy duty

Alby is a single-sheave pulley with aluminum swinging side plates and an aluminum wheel. Taper bush lock pulley, high efficiency (93%). It works with ropes up to 26mm. 
High load, up to 50 kN
Conceived for arboriculture, and treeclimbing.
High-quality product, made in Italy!

Aluminum alloy, 1150 grams (2.54 lbs), 50kN, 236.5 mm. Maximum rope diameter: 26 mm.