The Grease Filler Pump is a grease filling solution to load bulk or combination grease guns from bulk grease pails. The pump is zinc plated with a zinc die case pump head and cast aluminum adjusting flange. In addition, this pump has a drum cover, a follower plate, and a female loader fitting, which is used with American tapered 0.58” (14.7 mm) male loader fittings.

It is recommended to use light and self-collapsing grease up to and including NLGI 2.