Product Description This is a replacement Grease Gun Coupler Tips for the DCGG5701 . If you have a 20V MAX Grease Gun, this is the Grease Gun Coupler Tips you need. It is compatible with the following models: DCGG5703, DCGG5713, DCGG5723, DCGG5753, DCGG5783, DCGG5793. Please note that this is the only 1/8" W/Coupler. 1/8-inch NPT connection ensures compatibility with most standard grease guns.