This multisize SBR linear guide package includes SBR10UU, SBR12UU, SBR16UU, SBR20UU, and SBR25UU models, plus two pieces of SBR12 Linear Guide. It is designed for precise, smooth linear motion along compatible SBR rails and is suitable for a range of machine configurations and automation projects. Key benefits Smooth, lowfriction motion that supports accurate positioning on the axis. rigidity and repeatable performance under varying loads. Easy installation with standard mounting interfaces across the SBRUU series. Durable construction aimed at long service life for continuous operation. Key attributes Function: Linear guidance blocks for axial motion on SBR rails. Compatibility: Designed for use with SBR rail systems; includes SBR10UU, SBR12UU, SBR16UU, SBR20UU, SBR25UU blocks and two pieces of SBR12 Linear Guide. Size/Variants: SBR series blocks in 10, 12, 16, 20, and 25 mm variants. Material/Construction: Precisionground components for reliable, consistent performance. Performance: Provides smooth operation with precise alignment suitable for automated equipment. Applications CNC milling and routing machines requiring precise axis movement. 3D printers and laser cutting systems that demand accurate linear guidance. Robotic assembly lines and pickandplace equipment needing reliable multiaxis guidance. Notes Verify compatibility with your rails and mounting patterns before installation. This package includes two pieces of SBR12 Linear Guide as specified.