Scopenext workhorse dispensing pump for 1 gallon containers w/convertible 51 din connector the snx 300pb is the workhorse dispensing pump for all 1 gallon applications. It is widely used on all standard 1 gallon containers. It can be also be adapted to suit most containers including buckets/tubs & pails. This 1 gallon pump not only offers a lock-down closing action pump is also a shippable 30ml dose pump / 1 ounce dose dispensing pump. This means the pump can be fitted and shipped on-pack subject to compatibility testing. Come complete with a convertible 51 din connector.