Amazon.com: Slipstick CB685 Dual Bearing Rubber Office Chair Caster Wheels (Set of 5 Castors) Universal Fit Replacement Chair Casters for Hardwood Floors & Carpet, 2-3/8” Twin Rollers, 7/16 Inch Stem : Office Products
Office Chair Casters and Wheels: The Complete Buying Guide
Amazon.com : Office Chair Wheels Replacement Rubber Chair casters for Hardwood Floors and Carpet, Set of 5, Heavy Duty casters for Chairs to Replace Office Chair mats - Fits 98% : Office Products
MULLFJÄLLET Conference chair with casters, Naggen beige - IKEA
SlipStick 2-3/8 in. Dual Bearing Office Chair Caster Wheel (Set of 5) CB685 - The Home Depot