Forespar Part No: 156003 1" Rail Forespar Part No: 156023 1.25" Rail This Railfast overboard pole holder holds the base of the pole. Easily mounted to the stern rail, close to the horseshoe bracket, it helps provide a complete safety system - with all the man-overboard items located in close proximity for speedy deployment when time is of the essence. This unit is made of stainless steel and corrosion proof nylon, and comes with all mounting hardware. Ring dimension 1 3/8". Fits 7/8 to 1.00" or 1.01" to 1.25" diameter railings.