The RC-3001 is a heavy duty single bollard lowering device. Although weighing in excess of 14kg it can easily be mounted by one person by utilizing the top attachment point as a suspension point. Attached to the tree using a specially designed 6m 10t ratchet strap with 75mm waterproof webbing and backed up by securing a choked sling to the base anchor point. Fitted with a large diameter drum this device can be used with working ropes up to 19mm and has a working load limit of up to 3000kg (subject to mounting type). The drum has two sets of rope guide bars specially angled at 45-degrees. Supplied with two heavy duty rubber inserts for use when tree protection is required. This device has been designed to work in conjunction with the RC-3100 pre-tension pulley. Working Load Limit: 3000Kg Maximum Rope Size: 19mm Weight: 11.4kg Weight C/W protection rubbers: 12.6Kg Bollard Diameter: 115mm Depth: 235mm Depth c/w Protection Rubbers: 265mm Width: 275mm Height: 390mm Kit Contains the following items:1 x RC3001 Lowering Device1 x 10t Ratchet Handle (RC-P5000)1 x 5.8m Webbing (RC-P5001)1 x Pair of Protection Rubbers (RC-P5006) You will require as an extra item a suitable Base Anchor Strop