Amazon.com: Rollerblade Office Chair Caster Wheels Replacement, 2.8 inch Heavy Duty Casters, Safe for All Floors Including Hardwood and Tile, Set of 5 (Grey/Black) : Office Products
SlipStick 3 in. Black Rollerblade Office Chair Caster Wheels (5-Pack) CB690 - The Home Depot
Rollerblade Wheels | Cozy Roadie Wheels | Production Chair
Amazon.com : The Original Office Chair Caster Wheels Rollerblade Style (Set of 5), Safe for All Floors & Hardwood, Replacement for Desk Floor Mat, Universal Fit : Office Products