Plain Linear Bearing - Round Flange SFPMR50C 50mm Compensated IDRound flanged plain linear bearing with a 50mm ID, a compensated running clearance, and a standard size aluminum housing featuring a self lubricating FrelonGOLD liner bonded directly to the bore of the housing. The round flange allows secure mounting to a machine frame or plate, while the lined bore supports maintenance free linear, rotational, and oscillating motion along a round shaft. Unlike recirculating ball bearings, the FrelonGOLD sliding