Compact Pistol-Grip Grease Gun - Ergonomic, one-handed operation. - Precise, mess-free grease application. - Ideal for injection into grease ports. - New adapter offers precise fit on Pedro's grease tubes: 6315031, 6215031, & 6195031. Remove adapter to fit 6205031, older Pedro's grease tubes, and other 9/16-20 UNF tubes. Keep your hands clean and grease-free by using the Pedro's grease injector. Ergonomic shape ensures easy, one-handed operation and precise, mess-free grease application. Compatibility: New adapter offers precise fit on Pedro's grease tubes: 6315031-Pedro's Grease 6215031-White Grease (EU) 6195031-Bio Grease 2.0 (EU) Remove adapter to fit: 6205031-Syn Grease + Older Pedro's grease tubes Other tubes with 9/16-20 UNF thread.