For rugged use and exceptional strength, the CMI Ultrascenders are the obvious choice. These are the strongest ascenders on the market. The large model features a molded handgrip for extra comfort, while both share simple one-handed operation on and off the rope. Combining extruded and machined bodies with stainless steel parts produces a bomber ascender for any usage. Sold in pairs.

• Large Weight: 270 grams

• Large Length: 18.7 x 7.6 cm

• Large Breaking Strength: 5,000+ lbs

• Small Weight: 180 grams

• Small Length: 13 x 7.6 cm

• Small Breaking Strength: 4,000+ lbs