BONES 4 Pack Bearing Spacers ø8x10mm for skateboard wheels
Amazon.com : SPORTYOUTH Skateboard Wheels 52mm and Bearings Spacers Set, 95A Hard Wheels for Street Skateboard Tricks Cruiser, Pack of 4, Black : Sports & Outdoors
DIY: How To Assemble Your Trucks, Wheels, and Bearings - The Longboard Store