BrassCraft PEX Water Stops from the company's G2 Series are for crimp barb, cold expansion and push connect installations. The stops are a machined one-piece body for durability and long lasting performance. A positive 1/4 turn one-piece shut-off mechanism provides smooth on-off operation without freeze-ups. The push connect stops are installation ready. The stops are available in a wide variety of configurations for faucet, toilet and icemaker installations. All stops are 100 percent leak tested and designed, machined and assembled in the USA.