Suitable Specifications: 7/8 inch F-7/8 inch M Swivel joint. 7/8 inch F- 7/8 inch M connector size fits for most airless spray . 180 degree rotation, more convenient operation. The Swivel joint is made of quality alloy material, strong and durable to use. The product is used to change the spraying direction of the airless sprayer head. Alloy casting universal joints for a of different angles to solve a of spray coating problem. Material: Aluminum alloy colour: blue Package Contents: 2 x 7/8 inch F-7/8 inch M Swivel Joint Adapter Only the above package content, other products are not included. Note: Light 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.