Climbing Technology UP&DOWN 30m Self Locking Recovery Hoist 2K110Self locking recovery hoist and manual descender theoretical reduction factor of 12. Main features: It is extremely versatile and also compatible with the EN 795 anchor devices with three or four feet (e. g. TRIS, ARACHNIPOD) Made up of a self braking descender (SPARROW model), model), two twin pulleys (ORBITER T model), two rope ascenders (ASCENDER SIMPLE+ model), two single pulleys (ORBITER M ORBITER S models), an ascender handle (QUICKUP+ model)