Clamp allows you to secure the output end of control cables w/.250″ or .438″ conduit mounting grooves (incl. ACS & Cablecraft controls w/threaded ends) to a bracket, etc. The clamps cut-out is pushed into the mounting groove (just ahead of the swivel end) & a cap plate is then screwed down onto a bracket to lock the assembly in place. Includes 3/16″ bolts & locknuts.