6002LLU 15x32x9 Sealed Ball Bearing 16 dia 💡 How do double shielded

💡 How do double shielded bearings help skaters

OD (outer diameter)=37mm

plus a lubrication groove and three oil holes in the outer ring for efficient re-lubrication

MR85 Deep groove ball bearings single row Radial Bearing 5 mm ID x 8 mm OD x 2 mm Wide

6002LLU 15x32x9 Sealed Ball Bearing 16 dia 💡 How do double shielded6002LLU Sealed Ball Bearing 15mm x 32mm x 9mm 6002LLU sealed ball bearing, made from durable 52100 alloy steel, commonly known as chrome steel, measures an inner diameter of 15mm, outer diameter is 32mm and the width is 9mm. 6002LLU Ball Bearing Deep Groove Ball Bearing Closures: Rubber Seals Material: Chrome Steel Lubrication: Pre lubricated with grease Dimensions: 15mm x 32mm x 9mm Metric Inner Diameter: 15mm Outer Diameter: 32mm Width: 9mm Size: 15