Easy to use: The clamping ring is designed for easy removal and adjustment to achieve better clamping and removal that fits your needs. Shaft Collars - Other Products Set Screw Shaft Collar For Machinery 4 Pcs 1/4inch Single Split Clamp-on Shaft Collars Shaft Collars,0 Aluminum Clamping Collar Split shaft collars EN 707.5 have been designed for mounting in a radial direction on round cross-sections such as shafts or axles and are used as an... Please check the dimension carefully before you placing an order. Material:The 5/8" bore diameter Shaft Collar is made of solid aluminum, which is well made and strong. · Size MaterialThe 5/8 bore diameter Shaft Collar is made of solid aluminum, which is well made and strong., Size5/8 Bore Diameter, 1., 38 Outside Diameter, 0., 39 HeightPackage Included4 pcs 5/8 shaft collars with screwsEasy to use The clamping ring is designed for easy removal and adjustment to achieve better clamping and removal that fits your needs.