1PCS Accurate Rust Proof Open Linear Bearing Slide Block Motion SBR16UU❀
SBR16UU 45 x 45mm / 1.8 x 1.8in M5 143g. The inside slide block is a high liner bear. 1 x Slide Block. High accurate and stable performance. Model: Size(Approx.). Installation Screw Size(not included) Weight.