To protect the stern and bow, M & W rubber fenders, and Key Hole Type Fenders are often used to as the pushing rubber fenders. These three kinds rubber fenders can be curved around most hull shapes to provide large contact surfaces for low hull pressures. Their grooved surfaces also can provide exceptional grip.
All these rubber fenders are heavy-duty design, can be used for most of types of tug, pontoon protection, special corner fenders, bridge and pile protection. M type rubber fenders, and W type rubber fenders, and Key Hole type rubber fenders are not interchangeable.