【Detail Size】: Including 2 secure fittings, convert 1/4" quick connect socket to 1/4" female NPT. 1/4" NPT (6.35mm), 3/8" NPT (9.525mm) brass socket quick coupler and female thread fitting. 【High Quality】: Made of premium quality and durable brass quick connect, ball lock design ensures a solid connection and prevents water leakage.