ABOUT THE OPEN RACER4:
The Open Racer 4 is the exact replica of the DRL Racer4, they share the same specs and aerodynamic design.
Our goal is to replicate it's very unique flying style and give the opportunity to everybody to fly this absolute monster!
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This project is the result of near than 1 year of conception and prototyping so if you like the project you can support us by sharing it with #openracer4 on social medias!
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Oh and we also have a thingiverse page now!

NEW RIPPER EDITION AVAILABLE!
Protect your Open Racer4 from shocks when using it without the canopies on with the Ripper edition, a more durable and a lighter version of the Open Racer4 frame.
This ripper edition allow you to fly safer and to have less damages in you drone without breaking the electronics inside.
If you already have a frame kit you can upgarde it with the ripper edition add-on HERE

BUILD IT!
A custom frame with replaceable arms and reduced weight while maintaining optimum strength and efficiency. Now ready for Street League Spec championship! https://streetleague.io
High quality stack meeting the specs of the R4.
(Don't forget to set throttle cap to 75%)
XT60 and capacitor already soldered.

BLHeli S, used in the original Racer4 in 2019
(then replaced by the custom 60A esc's)
You will also need a PDB
An high capacity 5S battery with an high discharge rate. Used by all of the DRL pilots for training!
Used on the real Racer 4, you can also fit Hyperlite 2807.5 1322kv to meet street league specs without breaking the piggy bank.
You can choose between transparent PET or TPU filament, we recommend TPU for it's flexibility rather than PET that will break easier. You can also use non transparent filament if you don't have leds.

FOXEER PREDATOR MICRO V4(DISCONTINUED...)
The original R4 camera.With an incredible night mode, it's the perfect fpv camera for races in parkings with leds gates!
(you can use full cased v5 version instead)
7 inch, Original R4 props.
The world lightest VTX, high power, small size, it was meant to be included in the Racer4 Street.

PRINT IT!
V1.1

TOP CANOPY
Printed in black transparent filament for a better light diffusion .

BOTTOM CANOPY

TOP CANOPY ARM
!!IMPORTANT!! : Must to be printed 2x in LEFT version and 2x in RIGHT version.

BOTTOM CANOPY ARM
!!IMPORTANT!! : Must to be printed 2x in LEFT version and 2x in RIGHT version.

SPOILER

CAMERA MOUNT
Printed in black TPU like all the other black prints. Compatible with micro size fpv cameras and box size action cams like Gopro Session 5.

ANTENNAS MOUNT
Compatible with M3 threaded SMA/RP-SMA adapters (x2).
BATTERY PROTECTION
