1-1/4″ Rigid Thread less Compression Coupling 1-1/4" Rigid Thread less Compression Coupling quantity Add to Quote SKU: TSC-RCK-125 Categories: Electrical Conduit and Fittings, Rigid/IMC Description Description 1-1/4″ Rigid Thread less Compression Coupling for use with Rigid conduit. Related products 1/2″- 2″ Rigid Conduit Locknut Select options Rigid/EMT Conduit Reducing Washer Select options Grounding Clamp Add to Quote 3/4″-2-1/2″ Rigid/EMT Universal Strut Pipe Clamp Select options