Hordion 4Pcs 28mm Split Shaft Collar, Aluminum One Piece Shaft Locking Collar, 28mm Bore Diameter, 50mm OD, 15mm Thickness

["Package Includes: 4 x Shaft Collar ( Bore Diameter: 28mm )","High Quality: The shaft clamp is made of high quality aluminum alloy, light, strong and durable, high strength, long service life. The surface is sandblasted and oxidized to prevent rust and corrosion.","Widely Used: Suitable for 28mm shaft. Can be used to fix and position shafts for gearbox assemblies, machine tools, drive shafts, and factory equipment.","Easy to Use: The shaft clamps are easy to put on and take off, and you can use them again and again. The shaft can be clamped by torquing the screw."]