Sea-Dog Stainless Surface Mount HandrailThese Sea Dog Handrails feature a corrosion-resistant formed 304 stainless steel construction. These surface mount handrails install easily with (2) 5/16″ FH fasteners (not included).Formed 304 Stainless SteelInstalls easily with 5/16″ FH fasteners (not included)1″ OD tubing for a comfortable gripDimensions:254312-1A: 12″B: 11″C: 2-7/16″D: 1-1/2″254318-1A: 17-11/16″B: 16-5/8″C: 2-1/2″D: 1-5/8″254324-1A: 23-7/8″B: 22-3/4″C: 2-3/8″D: 1-5/8″