This orange polyurethane guide roller is 25mm in diameter and has an 6mm ball bearing. Produced to a high standard and are suitable for many applications, specifically to maintain a linear motion. These guide rollers are ideal for use as conveyors, lifts, escalators, and baggage handling systems. Fitted with a 626-ZZ bearing. Orange Polyurethane Guide Roller 25mm Diameter 6mm Ball Bearing