Master your jobs with ease and accuracy with the RIDGID 1-1/8" RLS Compact Jaw (catalog number 55143). Designed for plumbing experts, this compact press jaw makes it quick and easy to join 1-1/8" copper for high pressure HVAC/R applications when used with RLS fittings. It's designed in conjunction with the RLS HVAC/R fittings to ensure total system compatibility for a superior performance every time. Packed with user-friendly features, the jaw allows for easy one-handed operation to save you time and labor on the job, and the flameless system conveniently eliminates the need for hot work permits. The RLS Compact Jaw is compatible with RIDGID Compact Series pressing tools including the 100-B, RP 200-B, RP 210-B, RP 240, and RP 241 and is easy to install. RIDGID is a global manufacturer trusted by the skilled trades in more than 100 countries. BUILT FOR THOSE WHO KNOW.®