DUAL 38mm Mounting Kit for 3.90" Body Tube with 11" Motor Tube

• Two (2) 11" engine tubes for most 38mm motors
• fits 3.90" Inside Diameter body tubes
• 3/16" Premium Aircraft Grade Plywood for added strength
• Laser cut mounting rings ( 3 )
• Instructions
• Friction fit for mounting of engines
• Item #05 146