LBB10 5/8 inch Linear Motion Ball BushingLBB10: Made in Japan: NB Linear Systems Nippon Bearing Linear Systems LBB10 NB Systems Ball Bushings Linear Motion, 5 8" Bore linear motion ball bushings bearings, the inner diameter(bore) is 5 8" inch dimensions with a resin retainer, bearing is high accuracy grade linear bushings, series mainly used in the USA, NB brand (Nippon Bearing Linear Systems), made in Japan. Item: LBB10 Linear Motion Ball Bushings Type: NB Systems Ball Bushings Linear