This is my second Cockroach v2 frame build.
I like the compact design. 5mm arm is rigit. more clean whit mamba stack.

Photos

Part List

Frame	FPV Cockroach V2 5inch wheelbase 225mm with 5mm Arm carbon Fiber frame Quadcopter for FPV Racing Drone Kit (2 builds) Aliexpress.com	$25.29
Flight Controller	Diatone Mamba Power Tower MK2 F405 & F40 30x30 Stack Combo (193 builds) Pyrodrone.com	$65.00
Motors	4 x EMAX RSII 2306 1600KV 1700KV 1900KV 2400KV 2600KV Race Spec 3-6S FPV Racing Brushless Motor (21 builds) Banggood.com	$85.96
Propellers	Gemfan Hurricane 51499 Propeller (Set of 4 - Choose Color) (22 builds) Getfpv.com	$3.30
FPV Camera	Caddx Turbo Micro SDR2+ Freestyle Version 1200TVL CMOS FPV Camera - Choose Your Color (6 builds) Rotorriot.com	$29.99
FPV Transmitter	AKK X2 FPV VTX (27 builds) Akktek.com	$16.99
Antenna	Foxeer Lollipop V2 5.8GHz Straight MMCX Antenna 2 Pack - RHCP - Choose Your Color (8 builds) Rotorriot.com	$19.90
Receiver	FrSky XM+ 2.4GHz Micro ReceiverDefault Title (1158 builds) Racedayquads.com	$15.99