Apex Precision Mechatronix Pvt. Ltd. Supplies LRU Type Linear Motion Roller. Apex Precision Mechatronix Pvt. Ltd. Offers Automotive & Industrial Oil Seals, Flexible Shaft, Encoder Couplings, Clamps, Power Jacks, Speed Guide, etc. Apex Precision Mechatronix Pvt. Ltd. Is ISO registered organisation. In LRU Type Linear Motion Roller, as groove machining is not required for the installation surface, the number of machining steps is reduced. For installation, the four holes machined into the track base are used for fixing with mounting bolts.