Marine City Stainless Steel Universal for Boat Ring Drink Cup Holder/W – Marine City Hardware
Amazon.com: Aeafaryne 4" Height Boat Cup Holder Stainless Steel Recessed Drink Holders RV Inset Pontoon Cup Holder with Drain for Ships Sofa Car Table Recliner Camper (2pcs) : Home & Kitchen
Amazon.com : Marine Boat Cup Holder Universal Clamp-on Mount, Cuda Cup/Smart Cup Technology, Weatherproof Cup Holders for Boats, Treestands, Bikes & More fits 2 inch to 1 1/2 inch Outside Diameter :