Gas hose deck fill with integral raised splash guard is constructed of corrosion resistant cast 316 stainless steel. Cap features easy-to-use tabs for key-less operation – no deck plate key required. Cap threads are 1-1/4" - 12 NPSM straight. Includes attachment chain. Installs with three #10 FH fasteners (not included). Fits 1-1/2" ID hose. USCG regulations require bonding wire to prevent sparking.