nelson891224's profile

• 170_2.5
• 180_20_476
• 180_20_474
• 180_20_470
• 180_20_480
• 180_20_475
• 180_20_500
• 180_20_450
• 23 degree double airfoil
• 26 degree double airfoil
• 29 degree double airfoil
• 20 degree double airfoil
• rear wing test