LOCK AND SEAL - Grease gun coupler jaw design makes it easier to open and close the grease fitting, reinforced jaws and high-quality sealing gaskets ensure long-lasting and stable performance, no leaks even at 17,000 PSI extreme pressure. High Quality - Made of high-quality refined iron, it can perform all-weather indoors and outdoors, stable and reliable. One-Handed Operation - Double handle anti-slip design and smooth retract mechanism allow for one-handed operation, easy to install/remove. Once locked onto the grease gun accessory, it stays open and frees both hands to operate the grease gun. WIDE APPLICATIONS - Compatible with 14mm standard, micro, battery, pneumatic, manual grease guns and fittings, it also fits M6/M8/M10/M12/M14 grease fittings, just replace your existing grease gun coupler. Colour:Chrome Material:iron Package Contents: 2 x Grease Nipples Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!