Meco 8mm 3 Size Copper Ball Bearing Bush For 3D Printer Slide Block

Notes: Type 1: 8*11*22 Type 2: 8*11*30 Type 3: 8*12*15 Features: Self-lubricating. For Slide Block 3D Printer Accessories. Suitable for Ultimaker. Specification: Bore: 8mm Out Diameter: 11mm/12mm Length: 15mm/22mm/30mm Package Included: 1x Bearing Bush