20 Pack 608 zz Ball Bearing, Bearing Steel & Double Iron Sealed Miniature Deep Groove Bearings for Skateboards, Inline Skates, Scooters, Roller Blade Skates Long Boards (8mm x 22mm 7mm)

HIGH HARDEN BEARING STEEL: Made of high quality Bearing steel, durability and resistance to deformity under heavy loads. Much more sturdier than carbon steel for long term use. SIZE PRECISION: More accurate size of 8mmx22mmx7mm DOUBLE IRON SEALED: Shields on both sides keeping lubricant in and contaminants out. WIDE APPLICATION: Ideal for moderate load uses: skateboards, inline skates, scooters, 3D filament spool roller project and other skating applications. PACKAGE INCLUDE: 20 Pack 608zz bearing