74mm Model Rocket Coupler

prusaprinters

<p>This is a<strong>74mm model rocket body tube adapter</strong>.</p><p>It connects 2 (74mm) x cardboard body tubes.</p><p>It is designed to be used with body tubes like this ones:<br><a href="https://www.apogeerockets.com/index.php?main_page=advanced_search_result&amp;search_in_description=0&amp;keyword=10202">Apogee - 74mm x 18" Body Tube (Thin Wall 3" tube)</a></p><p>It is meant to substitute 3" Tube couplers, such as:<br><a href="https://www.apogeerockets.com/Building_Supplies/Body_Tube_Couplers/56mm_to_98mm_4in_Couplers/AC-74_3in_Thin_Wall_2_pk">Apogee - Tube Coupler for 3" diameter Thin-Wall Model Rocket Body Tubes</a></p><p>The printed part, weights less than the cardboard couplers by a few grams.</p><p>You will need 4 screws (2.5/3mm) to hold the coupler to the tube in place.</p><p>CAD Fusion360 model included in files</p><h3>Print instructions</h3><h3>Category: Vehicles Print Settings</h3><p><strong>Printer Brand:</strong> Prusa</p><p><strong>Printer:</strong> I3 MK3S</p><p><strong>Rafts:</strong> No</p><p><strong>Supports:</strong> No</p><p><strong>Resolution:</strong> 0.2</p><p><strong>Infill:</strong> 10</p><p><strong>Filament:</strong> ANY PLA - PETG<br><strong>Notes:</strong></p><p>Print this with the rounded part facing down.<br>Does not need support at all.</p>