TBR16UU, TBR20UU, TBR16LUU, TBR20LUU Linear Shaft Bearing Block - Inner Diameter: 16mm or 20mm LM16UUOP, LM20UUOP - TBR16UU: Approx. 62 x 42 x 29mm/2.7 x 1.7 x 1.1inch - TBR20UU: Approx. 68 x 50 x 33mm/2. x 2 x 1.3inch - Linear bearing is widely applied to electronic equipment, food machinery, packa...