DD26 Fishing Hydraulic Steering Locks DD26 Fishing Gen 2 Mean StopsDD26 Fishing Generation 2 Mean Stops Steering Locks for boats 175hp 300hp in most cases Our design allows fitment for hydraulic steering systems with 3. 75" and or 4" of exposed steering rod on each side of the engine and will allow fitment with steering rods with diameters of 16mm, 3 4", 20mm and 7 8". The way this system works is that a standard steering lock set will come with the 3 4" clips attached. Those clips result in a 4" width. Should you