Our Grease Hose can be with or without a coupler, the hose working pressure capacity has 3 specification as 4500 PSI, 5800 PSI and 10000 PSI, Hose Length has the following size: Grease Hose 0. 3 M w / coupler 1pc / plastic bag Grease Hose 0. 5 M w / coupler 1pc / plastic bag Grease Hose 1. 0 M w / coupler 1pc / plastic bag Grease Hose 2. 0 M w / coupler 1pc / plastic bag Grease Hose 3. 0 M w / coupler 1pc / plastic bag Grease Hose 4. 0 M w / coupler 1pc / plastic bag