Based on the successful V2/V2m platform with various updates to improve overall performance to the next level. Improvements in this generation are significant and will make a noticeable performance gain. That includes:

Engineered & Developed right here in the U.S.A.
All new 1-piece precision machined motor can design that eliminates the need for long motor can screws. The new design uses a total of 5 short screws. It saves weight and no more optional screws required.
All new stator shape that meets the latest ROAR regulations for the highest legal performance.
Realigned sensor positions for more accurate reading.
Premium Ultra High Torque Rotor is now standard by default in the V3 stock versions (13.5/17.5/21.5). You get best performance right out of the box.
12.20mm Ultra Smooth Rotor is the standard in the V3m modified versions.
ROAR/EFRA/BRCA approved.

Case Length: 51.20mm
Case Diameter: 36.00mm
Shaft Extension: 14.00mm
Shaft Size: 3.17mm
Weight: 155g +/- 3g
Poles: 2-Pole
Default Rotor: MCL4230 12.20mm Ultra Smooth Rotor (Red)
Optional Rotor MCL4231 12.50mm High Torque Rotor (Black)