A cylindrical device, containing three or more oblong ball circuits complete with a retainer to guide the balls in their proper path, specifically designed for use on sliding linear motion shafts to minimize friction and wear.
4 bearing ball quantity, 0.6150 inches minimum and 0.6250 inches maximum distance between retaining rings, rigid alignment type, 0.8600 inches minimum and 0.8750 inches maximum overall length, straight bore shape