Learn how to 3D: Knife Edge / High Alpha Knife Edgeaerofundanaerofundan8:29 amMarch 4th, 2019 Learn how to 3D: Knife Edge / High Alpha Knife Edge Posted byaerofundan 03/04/2019 Videos 0 Share: Related Articles The Pop Top – Quarantine project! Learn to fly 3D from home! Addiction X V2: Fun is easy! Falling Leaf – Quarantine project! Learn to fly 3D from home Addictio X V2 – Slow 3D night flight Michael Wargo at RCACF in Apopka Florida PA XR-52 slow 3D with Dan Dominguez