Model : WPTC110V Series : WPT Product Lines : Workholding Tools Double-acting Collet-Lok® action allows fully automated operation Additional level of safety since live hydraulics are not required Collet-Lok® push cylinders can either be mounted by the flange, or threaded into the fixture The Collet-Lok® design is an industry exclusive Capacities up to 8800 lbs. available on request Think Safety Manufacturer’s rating of load and stroke are maximum safe limits. Good practice encourages using only 80% of these ratings! Pump Selection A double-acting cylinder must be powered by a pump with a 4-way valve.