Minerva, Accu Flow Heavy Duty Replacement Spout, Easy & Adjustable Flow Rate From Fuel Can To Engine, 1 Touch Venting To Allow Reduction Of Built Up Pressure Prior To Fueling For User Safety, Strong & Durable Plastic Design & Rubberized Grips Make It Easy To Use & Strong Enough To Balance Some Of The Weight, A Thumb Slide Lever Is Intuitive To Use & Controls The Flow From A Trickle To 3 GPM Or More, May Be Used With Any Scepter Fuel Can For Simple, Fast & Easy Fuel Transfer.