Linear Rail SBR20 300mm 2PCS Fully Supported Linear Rail Shaft Rod with 4PCS SBR20UU Blocks Bearing,4PCS Retaining Ring for Automated Machines DIY CNC Routers Lathes Mills

Description

Specifications:Model No.:SBR20-300Product Name:Linear Shaft RailColor:silverLength: 300mmDiameter: 20mmmaterial:aluminumPackage Including:2 X SBR20-300mm FULLY SUPPORTED LINEAR RAIL4 X SBR20UU4 X Retaining Ring16 X Screws1 X Handles1 X WrenchesStainless steel Linear optical axis guide bearings linear movement.With corrosion-resistant, high strength, wear resistance and so on.Easy to install, no need to maintenance.Suitable for installation on all kinds of machinery; such as: engraving machine, woodworking machinery, printing machinery, machinery, etc.This is the sliding unit with the aluminium case, shafts and aluminium rail for preventing deflexion. This is the complete sliding unit systems and can be clamped simply tightening by bolt with high accuracy. The support rail unit provides maximum rigidity and stiffness to the shaft throughout the whole stroke, and ensure the performance of the unit.