The RF and RFL spring-loaded pulleys are equipped with a pressure lever for tension adjustment, which allows the device to be easily released and the tension of the drive spring to be adjusted for a load capacity of up to 3.6 kg (8 lbs).- Upper mounting swivels 360°, with safety pin - Mounting hole for safety rope (optional) - Impact-resistant ABS housing - Tension adjustment via star knob and push cam - Hardened steel rope guide - Adjustable rope brake - Galvanized round strand rope - Carabiner hook for easy attachment and removal of the tool - Load capacity: 1.8–2.7 kg - Cable length: 2.0 m - Locking mechanism: no