Improved design, push operation, avoids axial bending. The longer version makes the design more reasonable. Simplified installation. No need to observe when applying oil. The double handle is easier to use and will not damage the pipe. Ideal for continued use without cracks, leaks, warping or typical wear. The nozzle sealing ring is made of conical rubber to ensure that the fitting will not leak, very tight and durable. Grease gets into the machine, not the machine. No more grease everywhere, no more waste. No more chaos. It is suitable for all types of grease guns - pneumatic, manual and electric. compatible with all types of lubrication tools. Specification: Color: As picture shown. Material: metal. Color: silver Size: 9*5cm Quantity delivered: 1 unit Note: Other items are not included here, other pictures only show effects. Due to differences between monitors, the picture may not not reflect the actual color of the product. Products are manually measured, please allow the error, thank you!