Low profile Redi-Rail® has a miniscule 19 mm profile and thrives in tight spaces where other linear guides cannot fit! Composed of a lightweight aluminum anodized rail with hardened steel races for strength, Low-Profile Redi-Rail can handle relatively heavy loads up to 110 lbs. Low-profile Redi-Rail linear guide is perfect for material transfer in automated beverage kiosks, small-scale cabinetry guidance and any place requiring precision linear motion within a confined area. NOTE: Rails and Carriages must be ordered as individual items below.