Check the listing for details. RHP SF16 4 Bolt Square Cast Iron Housing & 16mm Grub Screw Full Width Insert. Condition: New. Listed at 52.73 USD. Simply Bearings Megastore RHP SF16 4 Bolt Square Cast Iron Housing & 16mm Grub Screw Full Width Insert RHP SF Series 4 Bolt Square Cast Iron Housings: Bearing units supplied with a sealed full width bearing insert fitted in the cast iron housing and includes a grease nipple to facilitate re-lubrication. The bearing insert has 2 grub screws to allow tightening against the shaft after installation. The insert can be removed from the housings for future replacement as required. Benefits: Cost effective bearing / housing assembly, re-lubricatable, full width insert, grub screw fixing Economical housed bearing solution Agricultural, Automotive, Plant Conveyor and Fan assemblies Light and heavy industrial use General engineering applications Great Quality parts shipped the same day Four Bolt C.