From Climbing Technology comes their RollNLock ultralight pulley/ascender designed for work at height, rope climbing, rescue and self-rescue situations. *Fits 8-13 mm rope sizes, EN 892/EN 1891; AND 10-16 mm web.
Spring-operated cam for use as a rope ascender;
Sliding lock for use as a pulley;
Ideal for crevasse rescue;
Allows hauling of light loads;
Works effectively with wet or dirty ropes.