Double Bullet CO2 Car

Double-Bullet CO₂ Dragster – 3D PrintedThis is a 3D-printed CO₂ dragster with a twin-body (double-bullet) design. It fits a standard Pitsco CO₂ cartridge (19mm diameter × 64mm length). The design includes guide string holes on the underside to keep the car straight during launches. This car was designed for a summer camp class and raced a .712 second 40 foot track. Axle holes: 4mm diameterRecommended axle rods: 3mm (loose fit for reduced friction)Print material: PLA or PETG Guide holes: Built into the lower chassisCartridge slot: Sized for standard Pitsco CO₂ cartridges **DO NOT change print settings — they've already been optimized for best print quality.** Assembly instructions and part links (wheels, axles, cartridges) are included below. Boost MeSo I can publish more CO2 Cars!