Sferax 3045A Linear Ball Bushing 30x45x54mm

Linear Ball Bushings: Manufactured with rubber seals these linear ball bushings are characterised by their smooth movement, high rigidity and low friction, they are easy to maintain or replace and have a good life span in service. They consist of steel outer housings with sets of balls running around their own tracks within the low friction polyamide / steel inner raceways.
Benefits: Adjustable clearance, Low friction, low maintenance, rubber seal limits moisture and dirt ingress, cost effective solution