One of the strongest closed cam type of rope-grab ascenders. Rounded tooth cam design minimizes rope wear yet holds on wet or icy ropes. New spring attachment increases cam's range of motion to decrease chance of spring breakage. 1/2" model attaches to synthetic ropes 5/16" to 1/2"; 3/4" version accommodates synthetic ropes from 5/8" to 3/4". The spring-loaded type is always in locked position and is recommended for general rescue use. For use on kernmantle rope only. Meets NFPA 1983 strength specifications for ascenders.
AL = Aluminum
SS = Stainless Steel