What is the cam Best uses for their mortise locks? March 20, 2026 18:13 Updated QuestionWhat is the cam Best uses for their mortise locks?AnswerC258 (7145539S). For C and CHB it's C293 on the outside and C258 on the inside.Applies toCores and Keys Related to Cores and Keys Related articles Commercial Hardware Mortise Cylinder Configurations for BEST 45 H and 45HW 45H & 47H Mortise Locks Templates, Installation Instructions & Specifications What cam do I use in competitor locks? FBB Series Hinges FAQ's Precision 2300 Series Mortise Exit Device