Apex Precision Mechatronix Pvt. Ltd. Supplies LR 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. The LR Type Linear Motion Roller is used in grooves machined into the installation surface. For installation of the Linear Motion Roller, the four holes machined into the track base are used for fixing with mounting bolts. This type is suitable for places where there is no margin for the body thickness. [The installation fittings type SM and type SE also can be used.]