Supplementary Set

What there is most of

• Technic Pin without Friction Ridges Lengthwise · Light Gray×15
• Technic Bush · Light Gray×10
• Technic Axle and Pin Connector · Light Gray×6
• Technic Brick 1 x 2 [1 Pin Hole] · Yellow×6
• Technic Brick 1 x 16 [15 Pin Holes] · Yellow×4
• Technic Brick 1 x 4 [3 Pin Holes] · Yellow×4
• Technic Brick 1 x 8 [7 Pin Holes] · Yellow×4
• Technic Gear 24 Tooth [Old Style - Three axle holes] · Light Gray×4
• Technic Gear 8 Tooth · Light Gray×4
• Technic Axle 2 · Black×2
• Technic Axle 4 · Black×2
• Technic Axle 6 · Black×2
• Technic Axle 8 · Black×2
• Technic Engine Piston Square 2 x 2 - Old · Light Gray×2
• Technic Gear Rack 1 x 4 · Light Gray×2
• Technic Plate 2 x 4 [3 Holes] · Yellow×2
• Technic Plate 2 x 8 [7 Holes] · Yellow×2
• Technic Axle 10 · Black×1
• Technic Axle 12 · Black×1
• Technic Gear 24 Tooth Crown with Flat Teeth · Light Gray×1

The twenty most numerous parts, longest bar first. Start a checklist to see all 22 part types and tick them off as you find them.