3×7×3 mm Bearing (4 pcs)

THE BB-730-4A of Yokomo is a lot of 4 ball bearings dimensions 3 × 7 × 3 mm, designed for uses requiring very small bearings, typically in miniatures, management supports, or light reinforcements on secondary parts of the chassis.

• Dimensions: interior Ø 3 mm × Ø Ø 7 mm × width 3 mm 

• Packaging: 4 parts 

• Use: precision bearings, often for guides, rails, secondary supports or low -loading parts 

• 4 × 3 × 3 mm bearings