J3 SPOOL ADAPT

When I first set up the Bambu Labs AMS, I was ready to roll—until I hit a snag. One of my go-to filament spools didn’t fit the AMS hub. The bore was way off. I checked online and found a few adapter models, but they were overbuilt, support-heavy, and took more than an hour to print. That wasn’t going to cut it.I needed a solution that respected my time and my hardware. So I designed a tight, snap-fit adapter that prints in just over 20 minutes, installs instantly, and maintains clean feed geometry without bloated walls or unnecessary flair. No supports, no wasted filament—just a precision part that solves the problem without creating new ones.This wasn’t about reinventing the wheel. It was about making something that actually fits into a real-world workflow—fast, functional, and hardware-authentic. Because when you’re mid-project and a spool doesn’t fit, you don’t need a 90-minute print. You need a fix that works now.