Fitment:750-087 ForMag1000 Blade BalancerBalance rotational objects with a concentric center hole of 5/16″ to 1-1/2″ diameter(lawn mower blades, circular saw blades, impellers, propellers, engine flywheels)Dimensions and Specs:Depth: 5 inchesWidth: 3-1/2 inchesHeight: 12 inchesWeight: 4 LBSCone Hole Range: 5/16 to 1-1/2 inches diametersCenter to Center Distance: 5.19 inchesRecommended Bolt: 5/16″ boltPlease check carefully whether the model you need is exactly the same as this product before buyingInconsistent models may result in failure to install or your machine cannot beed normallyIf you are not sure of your modelPlease contact in timeWe will help you determine the product model you needDescription??Highest After-sales GuaranteeLow Cost, Highest Cost PerformanceBrand New High Quality Durable And Easy To InstallPackage Includes:1 ??Blade Balancer MountW/o Product Instruction(As Picture Show, Contact If Receive With Missing Parts.)Notes??If You Are Not Sure The Item 100% Fit For Your Vehicle Before Your Purchase.Please Allow 1-3CM Differs Due To Manual Measurement.Due To The Different Display And Different Light, The Picture May Not Reflect The Actual Color Of The Item.Thanks For Your Understanding.