Features:- Two-bolt housing with ball bearing insert for ready-to-mount installation.- Setscrew locking collar for secure attachment to guided shaft.- Between the inner bearing and  outer fixing ring angle can fine tune- Easy to install10mm type:- Inside diameter: 10mm- The 2 fixing hole spacing: 45mm- Fixed hole diameter: 7mm- Material: zinc alloyPackage Included:1 x Pillow Block