TA5439L2A, Tailcone Retainer Assembly, 54mm MMT to 3.9" AF, L2, Aluminum

Tailcone Retainer Assembly, 54mm MMT to 3.9" AF, L2, Aluminum Complete Tailcone Retainer Assemblies For 54mm Motor Mount Tubes `L2` and 3.9 I.D. Airframes Same Tool-Free Thread-On Attachment As Our Standard Retainers Precision Machined 6061-T6 Aluminum Detailed Internal Profiles Provide Light Weight Cones Can Be Used On More Than One Rocket To Save Cost (Aeropack)