ITEM NAME:2Pcs LMEK30UU 30Mm Flange Bearing Europe Version 30X47X68Mm Cnc Flanged Lin A2J2 2Pcs LMEK30UU 30Mm Flange Bearing Europe Version 30X47X68Mm Cnc Flanged Lin A2J2 Model Number:LMEK30UU Structure:linear shaft colour:Silver Material:metal size:Outer diameter: 47 (mm) The Main Size:30*47*68mm Package Contents: 2*flange bearing