Designed, manufactured and assembled in the UK by John Guest Speedfit. Connectors use a grip then seal collet arrangement. The female coupler is ideal for the connection of taps, and Toilets. Simply push the fitting fully onto the pipe and turn onto the thread. Should the need arise to demount the connection unlock the nut push the collet towards the body of the fitting and pull the pipe Additional Details ------------------------------ Bullet point: HIGH-QUALITY DURABLE MATERIALS: The John Guest Acetal Faucet Connector (7/16" UNS x 3/8" OD) is crafted from high-grade acetal plastic, known for its exceptional durability and resistance to wear and tear. This quick connect faucet connector is designed to withstand the demands of water filtration and reverse osmosis water filter systems. Its robust construction ensures long-term performance in connecting pipes and tubes to water filters and faucets without compromising on reliability. Product description: Designed, manufactured and assembled in the UK by John Guest Speedfit. Connectors use a grip then seal collet arrangement. The female coupler is ideal for the connection of taps, and Toilets. Simply push the fitting fully onto the pipe and turn onto the thread. Should the need arise to demount the connection unlock the nut push the collet towards the body of the fitting and pull the pipe