Trinity X Factor 5.5T Modified Brushless Motor. 

Features:

• 10% Lighter than Previous Motors 
• Weight (158g avg)
• Updated Sensor Board Design
• 0 - 60 Degrees of Timing adjustment 
• Revolutionary timing ring & locking end plate systems saves weight 
• X-Flow Cooling which pulls more air through the can, reducing motor temps 
• Two pice CNC Machined Aluminum can allows for more accurate deviation reading
• 90 Degree Solder Tabs 
• The X-Factor Modified Series come assembled with TEP1151 Rotor