Description: Standard K-valve (yoke) outlet. 3/4" - 14 NPSM inlet. Tank valve has a service pressure of 3000 psi. Shock resistant rubber handle - great grip. Durable chrome plated brass,lightweight and portable. Specification: Material:Copper Size:(L x W)Approx.15 x 10.2cm/5.9 x 4.0inch Color:Silver Package Includes: 1 Piece Scuba Diving Tank Valve Note: Please allow slightly difference due to manual measurement. Color may be slightly different since different monitors. Thanks!