... 260mm , outer sizes :14-400mm . 1:Material:Bearing steel,GCr15 2:Self- lubricating. Spherical plain bearing : high precision , inner sizes: 4-260mm , ... outer sizes : 14-400mm .A:Material:Bearing steel, ... :GE.ES,GE.ES-2RS,C:Self-lubricating Spherical plain bearing,our company can supply the different types and ...