The #1 Ascender is intended for climbing ropes and pack hauling by mountain climbers and cavers. It is NOT intended for litter raising or the support of more than one person or for self belay. It features an aluminum shell, free running cast aluminum cam. Made in the U.S.A.
Breaking strength: 2,550 lbf. (11.34 kN). Weight: 6.6 oz. For use with 7/16 in. and 1/2 in. ropes