Includes: 4 Wheels with HardwareFeatures:CNC-machined brass wheelsStandard 1.0" wheel sizeStandard 7mm hex mountInternal Beadlock systemFits all 1.0" tiresSpecifications:Outer Diameter : 31mm(1.22")Width: 12.8mm (0.5")Hex Mount: 7mmWeight: 37g (1.4oz) per wheel