Tilt Rigid SCS Zwart Primary color_Blue Manufacturer Core Primary color Black 15619 Manufacturer Core Primary color Black Secondary color Purple Wheel diameter 110 Axle diameter 8 mm PU profile Round Wheel core design Hollow Wheel core material Aluminium Wheel hub width 24 mm Bearing precision ABEC9 PU hardness 88A PU width 24 mm Bearings and spacers Included Pieces per pack 1 9 mm Bolt size M8 Allen key size 6 Shim 1 Pressed threads 0 Compression thread No SCS Clamp Number of bolts 4 Compression bolt Yes Material Aluminium Height 88 Manufacturer Tilt Primary color Black Secondary color Black Inner diameter 31 9 mm Bolt size M8 Allen key size 6 Shim 1 Pressed threads 0 Compression thread No SCS Clamp Number of bolts 4 Compression bolt Yes Material Aluminium Height 94