MOTIV 40215 "MC4" 21.5T Pro Tuned Spec 2 Pole 540 Brushless Motor 

This is the Motiv 21.5 Turn M-CODE "MC4" Pro Tuned Spec Brushless Motor. Every MOTIV Motor is hand checked, assembled and packaged by a professional in house at their WI, USA office. During this process, every motor component must meet MOTIV requirements before assembly and packaging. Included is a specification check list which is filled out on a motor to motor basis all through the testing and assembly process to ensure the quality of the finished product.

Features:

Stator:

• Specially selected stator material for low power loss
  
• High quality pure copper wire
  
• Emphasis on hand winding for consistency
  

Solder Tabs:

• Gold plated pure copper tabs for low resistance
  
• Internal "Drop Connection" design to ensure low resistance and consistent internal solder joints
  

Rotor:

• Sintered rotor
  
• High quality neodymium magnet material for lasting magnetism
  

Can Assembly:

• High flow vent holes to allow air flow in and out for lower operating temps
  
• Machined all aluminum anodized can, front plate and end bell
  
• Infinitely adjustable timing
  
• Dual precision ball bearings
  

Overall:

• Every motor tested in house during the assembly and packaging process
  
• Spec/test sheet provided uniquely for every motor to ensure quality
  
• Designed to comply with ROAR specifications
  
• Lightweight completed design
  
• Packaged in reusable cushioned storage container