1. Low friction; 2. Oil greasing; 3. High load capacity; 4. TBI brand ... alloy, housings made from carbon steel.We supply PHS series including:POS 5, POS 6, POS8,POS 10, ... POS20,POS22,POS25,POS28,POS30PHSA series products datasheet: Related products series including:,PHSA,POSA,PHSA Series;PHS Series; Who we are?We ... welcome!!! All kinds high quality TBI brand POS series rod bearing supply by SNE