LMK8UU or LMK8LUU Flanged Linear Bearing Flanged linear bearing LMK8UU Smooth moving, low friction, high rigidity and long life. Economical, easy to maintain replace. Product Name : Linear Bearing Material : Chrome Steel and Nylon Retainer Inner Diameter : 8mm/ 0.31" Outer Diameter : 15mm/ 0.6" Leng...