FallTech 150' Crane Rescue And Descent Kit 6813150KRescue and Descent unit is designed for anchoring overhead and for personal sternal attachment in self and assisted rescue operations and is uniquely capable for vertical Work Lifing applications of materials. Features three lifting modes handwheel, ratchet handle and handwheel power drill. Bi directional design provides shuttle operation for multiple successive descending users and features centrifugal brake design and integral swiveling aluminum