Hobbywing XRotor F7 Convertible Flight Controller 40A 4-In-1 ESC Stack Brand_BetaFPV but its design all has

but its design all has functions to it

Weight:  70g

Six 4" props have indeed almost the exact same disc area a 5" quad has

Brand New Firmware for Greater Levels of Functionality & Simplicity

1x Short Motor Pants

Hobbywing XRotor F7 Convertible Flight Controller 40A 4-In-1 ESC Stack Brand_BetaFPV but its design all has** Discontinued New Version Here ** The Hobbywing XRotor 40A Stack includes the F7 Convertible Flight Controller and the popular XRotor 40A 4 In 1 BLHeli_32 ESC. Both products feature the latest in hardware and software support for the absolute best performance in any build. Hobbywing's XRotor F7 Flight Controller features a unique ability to convert from a 30x30 mm mounting to 20x20mm. You can snip off the holes on the corners. This flight controller