SKF Pillow Block1)UC UK NA SB SU ER RB 2)Port:Qingdao Shanghai 3)MOQ:100 Set/Sets 4)Payment:L/C,T/T,Western Union SKF Pillow Block The spherical ball bearing is actually deep groove ball bearing of a kind of form, characteristic is its outer diameter for spherical surface, can match the concave spherical bearing corresponding into play the role of spherical inside. Although it's basic properties ...