The file 'Motor Retainer Set For 29mm Rocket Motors 3D Printer Model' is (thing,stl) file type, size is 1.3MB.
Model rocket motor retainer that fits 29mm diameter motors and mounts to the aft end of the motor mount tube, similar to an Estes retainer. Easier than using nuts & bolts style retainers and allows for motors of different lengths (if body tube length permits).
Motor_Retainer_29_mm_both_parts.thing | 668.9KB | |
Motor_Retainer_29_mm_female_cap.stl | 958.5KB | |
Motor_Retainer_29_mm_male.stl | 467.8KB |