End-fed 1/2 wave. The perfect choice for bassboats, center consoles, or any vessel where compact size is important. Chrome plated brass canister minimizes de-tuning. Sealed, tin-plated copper wire coil. Requires mount with center hole for passage of the supplied 15' RG-58 cable. PL-259 connector included. Suggested mounts: 4187, 4188-S, or 4190. The 5241R is the same as style 5240, but with a heavy-duty stainless steel whip, for extra stability at high speeds.Stainless Steel Whip (36").