Useful LEGO Wheel Facts You Need to Know | My LEGO Wheel Collection - YouTube
Wheels chart - Swooshable
LEGO Wheels Chart
LEGO's Building Block For Good Experiences | Customer Experience Matters®
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10" x 3.5" Gray Pneumatic Wheel Only with a 4" Centered Hub and Ball Bearings - 330 lbs Capacity per Wheel - Service Caster Brand: Amazon.com: Industrial & Scientific