CNC Machined Harden Black steel teeth attached to hub with three screws One 5mm 18T Pinion gear with 1/8 sleeve allow to use with most 1/8 or 5mm motor shaft

600 and 700 class helicopters

The Sanwa Aquila-6 is the perfect all round flight transmitter

Installs between skid plate and lower bulkhead to help hold

Hitec's expansive line-up of servos includes the HS-755MG "giant scale" servos offered with metal gears

Hot Racing - Universal Motor Clip-on Heat Sink & Fan for use on 540 and 550 Size Motors Replacement Parts Car and Truck Engine and Servo Mounts CNC Machined Harden Black steelTamiya Blue 2 way Top Fan cool heat sink FEATURES: Aluminum construction Tamiya Blue in color Pre installed fan with offset plate to help cool your motor Also can be use as a direct mount cooling. Designed for use with 540 to 550size motors YOU WILL RECEIVE: One clip on heat sink with side mounted fan and JST type connector REQUIREMENTS: Installation SPECIFICATIONS: Length overall including fan unit: 2 (50. 8mm) Width of heat sink alone: 1. 18 (30mm)