The lead-free 77WCLF-HC Series press x hose cap and chain Ball Valves incorporates APOLLOPRESS® technology. Valves feature a 3/4 in hose connection with heavy brass cap to protect the threads. The 77WCLF-HC Series is ideal for most plumbing and heating systems, including potable water. Now with Leak Before Press® feature and 300 psig maximum working pressure. The 77WCLF-HC Series features a cast bronze body and a copper press retainer for maximum durability and protection against corrosion and dezincification.