The C50 Quad Brushless Motor System is the Ultimate Electric Power system for the T.O.C. class aircraft!. Producing over 80lbs of thrust on (2) 10s LiPo batteries, the C50-Quad is simply awesome. The all new fully integrated system features:

• Sealed 7:1 helical gear reduction.
• (4) C50 Competition fan-cooled motors
• Huge 20mm output shaft
• Desert Aircraft prop hub
• All CNC construction
• Precision manufactured in Germany
• Weight: 7lbs. 10oz.
• Dimensions: 7.250" x 6.375" x 4.500"