API Quick-Change Tailcone Motor Retainers offer fast, tool-free motor change and add professional quality to your rocket. Tailcone retainer bodies and cones are available separately.

Features include:

• Precision Machined 6061-T6 Aluminum
• Same Tool-Free Thread-On Attachment As Our Standard Retainers
• Detailed Internal Profiles Provide Light Weight
• Cones Can Be Used On More Than One Rocket To Save Cost
• Choice of Bright Aluminum Finish or Mil-Spec Type II Black Anodize
• Sizes available:Retainer bodies available for all standard paper, phenolic and fiberglass motor mount tubes.
• 38mm MMT to 3.00" Airframe
• 54mm MMT to 3.00" Airframe
• 54mm MMT to 3.90" Airframe
• 75mm MMT to 3.90" Airframe
• Requires Motor Tube To Be Positioned Further Aft For Mounting Tailcone Retainer Body.