Disclaimer

Depending on the materials used, the crossbow can store significant energy, use it with caution, do not point at people or animals, do not place your fingers on mechanisms or on the path of projectile. This toy looks and operates like a weapon, consider the applicable law before printing.

Printing Tips

All parts should fit on 210 x 210 mm build plate. Mine is made of PETG, other strong and flexible materials like ABS can be used. For additional printing and assembly tips, see the photos in the Thing gallery.

• left_arm.stl, right_arm.stl - layer height: 0.28 mm, walls: 6 or more, infill: 60% (the more the better).
• frame.stl - layer height: 0.2 mm, walls: 3, infill: 40%, stanag rail up, on smaller printers rotated 45 degrees, diagonally across the build plate.
• trigger1.stl, trigger2.stl - layer height: 0.28 mm, walls: 2, infill: 90%, print as strong as possible.
• wheel.stl - print in place, no support, raft might be useful for adhesion, layer height: 0.16 mm, walls: 4, infill: 40%.
• handle.stl - tree supports required only under the trigger guard, layer height: 0.2 mm, walls: 3, infill: 40%.
• spring.stl - on the side, with supports under the entire surface, layer height: 0.2 mm, walls: 4, infill: 40%.

Non-Printable Parts

If you don't have exactly these parts, use any seven fixings at least 6 cm long that will fit into a 6.5 mm hole.

• three sets M6x60 bolt + nut
• four sets M6x40 bolt + nut
• fishing line or other strong rope, approximately 2 meters will be enough
• pencil or chopstick as a projectile
• one M5 nut for mounting a gopro camera

have fun & be safe