Sanwa - RX-493i 4-Channel Receiver w/ Coaxial Antenna, for M-17 and M-52. 4 GHz FHSS5 Spread Spectrum System 4ch Compatible with Telemetry (Cannot connect RPM or Temperature sensor) Compatible with SSL (SUPER VORTEX Series, etc) Ultra Response Mode (SUR) Extreme Response Mode (SXR) Waterproof The smallest and most light receiver in the class Plug in Bind Short Coaxial Antenna Indicator function can check signal strength

smoke discharger and float brackets included to allow reproduction of Marine Corps version

- Length end-to-end:78 mm

- works with ARRMA gearbox case set #AR310854 or #AR310427

Importantly

This is a pair of aluminum Heavy Duty Locking Shock Rod Ends and spring perches/Retainer

5mm Aluminum Short Ball Connector Nuts (Blue)

Based on combat experience in Vietnam

there is a QR Code sticker on the ESC

while the remaining energy is extracted by the power turbine which drives the power output shaft

XD Aeration Shock 113mm (2) Emulsion shocks mix with oil & air

- length: 139mm

- Generous siping