Pack Set 4 ear Rail SBR20, Clamp-on 20mm Bore Collars with M4 Fi Screw All in One Shaft Stop Co

Package Contents: You will receive 4 pieces of shaft collar sets for ear guide SBR20, with 1 M4 fi screw for shaft fi and positioning, SBR ear guide stop suitable for DIY CNC hine tools.
Size Information: Our shaft collars have an inner diameter of 20mm, an outer diameter of 40mm, and a width of 12mm, making them lightweight for your convenience.
Quality Material: The shaft collar is made of premium aluminum alloy material, using an integrated process, the surface is not easy to change, is sturdy and reliable, provides good stability and durability, and can be used for a long time.
Easy to Install: Simply slide the shaft collar onto the shaft and tighten the set screw to hold the collar in place. The collar is easily adjustable via the set screw. Valid for both hard and flexible shafts.
Wide Application: good axial and radial support performance, suitable for almost all types of hinery and industry, such as CNC hine tools, transmission shafts, trolley axles, motor bases, gearbox assemblies, steel plant equipment, automotive industry, and manufacturing industry.