Boating Essentials - Nylon Cleat - 4-1/2" - BE-HA-54036-DP. This 4-1/2" cleat from T-H Marine is made of high-impact Super Touch nylon for UV resistance and exceptional durability.. Features:. Size - 4.5". Durable High Impact Black 1 1/2" Nylon Cleat. Super Touch nylon material for strength. Great for Boats, Docks, Kayaks, and Canoes. UV Resistant