Ultraflex hydraulic steering system with tiller arm ball joint head for boats up to 18 meters.↵Items to be ordered separately: ↵↵1 pcs - UC442 cylinder with 223 Kgm maximum torque ↵1 pcs - UP45-IR helm pump with NR valve (9.8 lock-to-lock steering wheel turns with UC442 cylinder)↵4 pcs - Fittings for 3/8 hose↵2 Lt - Hydraulic oil↵3/8 Hydraulic hose per pack