The NEW Blunt Tri Bearing wheels Design with Wheel tread are here at Ripped Knees.-120mm x 30mm Gap core Wheel. Includes Abec 9 Bearings The Tri Bearing design improves impact distribution and extends bearing life. Integrated tread into the PU greatly improves the benefits of the 30mm wide wheels size.- Inspires confident riding and improved traction Ensure that you have the spacers and/or Fork to suit these wheels. Available in - Chrome/Clear, Black/Gold, Gold/Black, Black/teal Oil Slick/White