Helicopter

What there is most of

• Technic Pin Long with Friction Ridges Lengthwise, 2 Center Slots · Blue×13
• Technic Pin with Friction Ridges Lengthwise and Center Slots · Black×12
• Technic Axle 2 Notched · Red×10
• Technic Bush · Light Bluish Gray×7
• Technic Axle 5 · Light Bluish Gray×6
• Technic Axle 3 · Light Bluish Gray×5
• Technic Axle Connector Smooth [with x Hole + Orientation] · Black×5
• Technic Axle and Pin Connector Angled #5 - 112.5° · Black×4
• Technic Axle Connector with Axle Hole · Black×4
• Technic Axle Pin with Friction Ridges Lengthwise · Blue×4
• Technic Beam 2 x 4 L-Shape Thick · Blue×4
• Technic Pin 1/2 without Friction Ridges · Light Bluish Gray×4
• Plate Special 2 x 16 with Angled Side Extensions and Hole (Rotor Blade) · Black×3
• Technic Axle 12 · Black×3
• Technic Axle and Pin Connector Perpendicular 3L with 2 Pin Holes · Black×3
• Technic Axle and Pin Connector Perpendicular 3L with Centre Pin Hole · White×3
• Technic Beam 1 x 2 Thick with Pin Hole and Axle Hole · Light Bluish Gray×3
• Technic Beam Rotor 3 Blade Thin · Pearl Light Gray×3
• Technic Gear 12 Tooth Bevel · Tan×3
• Technic Gear 12 Tooth Double Bevel · Black×3

The twenty most numerous parts, longest bar first. Start a checklist to see all 50 part types and tick them off as you find them.