Bearings, bolts & nuts kit

MakerBeam bearing hardware kit. One bag contains:

• Bearings: 10 pcs (OD 13 mm, ID 3 mm, thickness 5 mm)
• M3 × 12 mm square-head bolts with hex socket: 10
• Washers: 10
• M3 nuts: 10
• M3 self-locking nuts: 10

On a beam the bearing extends about 1.5 mm past the edge. Inner diameter 3 mm fits an M3 bolt.