The Cisco Single Hangman Pulley can run planer boards from the gunnel railing to spread your trolling lines. The aluminum single planer pulley is made with tough and tested aluminum sides and stainless steel ball bearings, fastened with stainless steel hardware that will last a lifetime. The sheave is recessed to prevent the line from being captured between the side plate and the sheave. The manufacturer rates the 12/0 swivel at 1500 lbs.Every piece of solid aluminum is machined and anodized to military specsPulleys are constructed with solid aluminum side plates and stainless steel sealed ball bearings, assembled together with stainless steel hardwareNo single piece of plastic means no noisy plastic pulleyUSA-made 12/0 swivel rated by the manufacturer at 1500 lbs.Quantity per pack: 1