TRIDENT MARINE #1211-1401, MARINE LPG REGULATOR - WALL MOUNT 1 STAGE W/ GAUGE & BRACKET. UL Listed, die cast body with 3/8" FPT outlet is fully assembled with 300PSI leak test gauge (low profile, water tight, stainless steel) and mounting brackets. Connect pigtail hose (item #1014-1415-20 or #1014-1401-20) to regulator inlet, and to one or more cylinders (one at a time). By mounting on wall this low pressure regulator saves space in LPG Locker, especially when adding a solenoid valve, manifold, gas grill connection tee, etc. 100% Leak Tested - Meets ABYC Marine LPG Standard.