The A-LINE™ LH-CMT C-Mount Camera Lens holder is a convenient and economical solution for fixed mounting of Camera Lenses with 1.00-32 threads. The holder incorporates an 8-32 threaded mounting hole for post mounting on both English SP and MSP Series posts. The front of the holder also has a special 6-mm alignment hole, which can be used with GR Series Guide Rods for fast alignment of several A-LINE™ lens mounts.