Pole Mounted Support Arm With Ratchet Binder And Nylon Strap Safety Ratchet Binder and Nylon Strap eliminates hazards of chains and chain tighteners when being used in primary voltage areas Installation and removal of arms is quick and easy Ratchet Binder has extra wide handle for easy operation when wearing rubber gloves 50mm wide nylon strap is 1300mm long to accommodate most structures (Note: Periodic inspection of straps for wear is required.)