UFLEX FRONT MOUNT HYDRAULIC HELM 1.7.Drop-in replacement for SeaStar Helm. Compact design. Stainless steel shaft for enhanced durability and longevity. Buit-in lock valve for positive rudder lock. Integral relief valve for over-pressure protection. Compatible with Teleflex SeaStar cylinders, hoses and oil. 3/4" tapered stainless steel shaft. Cast iron rotor. Easy accessible lock valve and shaft seal for replacement. Convenient front of dash fill. 1/4" NPT fitting for 3/8" tube, complete with elbow fittings. Relief valve pressure:1000 PSI. Description: Front mount helm 1.7cu.