Astro Micro Gearbox (8.0 g, 3.3:1) for Astro Flight 010 Brushless Motor

The Astro Micro Gear Box Model 709 is specially designed for the Astro Mighty Micro 010 Brushless Motor. The gearbox is precision machined from aluminum and feature two ball bearings, a 43 tooth aluminum spur gear, a 13 tooth brass pinion gear, a 1/8 inch diameter steel shaft and a 3/16 aluminum prop adaptor. The front barrel of the gearbox is threaded to mate with the 11.0 mm (7/16 inch) hole in a firewall just behind the prop and secure the gearbox with the nut.  $34.95

Expected performance of Astro Might Micro 010 Brushless Motor
with Micro Gearbox and various batteries and props