RCDH RETRACT LANDING GEAR FOR DJI PHANTOM 3 Professional/Advanced Source: RCDH RETRACT LANDING GEAR FOR DJI PHANTOM 3 Professional/Advanced 160 bucks for kit, wiring harness is 60-> https://www.rcdepothobbies.com/mobile/Product.aspx?ProductCode=RCDH-PH3RETRACT-WHN