3D Printing a Bullseye Duct Upgrade for Ender 3 Pro @l337m45732 74 over 2 years ago (Edited) Science & Technology ▶️ Watch on 3Speak Timelapse of printing a Bullseye duct upgrade for Ender 3 Pro. ▶️ 3Speak diy diyhub hivediy technology print3d threedprinting stem timelapse 3dprinting 0 0 0.000 0 comments