PolarStar Airsoft 3D Printed Split Gearbox
Print Profile(1)
Description
The official PolarStar Airsoft 3D Printed Split Gearbox — free from the source.
This is the official split gearbox lower half designed and released by PolarStar Engineering & Machine LLC. Print it at home, grab the hardware kit from our website, and build your own PolarStar-powered setup.
PolarStar is a veteran-owned, American-made manufacturer of HPA (High Pressure Air) airsoft engines trusted by players in 15+ countries worldwide. This is our way of giving back to the community that has supported us since day one.
What's in the download: 3MF Split Gearbox — ready to print with pre-configured settings Left Side Plate, Right Side Plate, F2 Rear Shroud, JACK Rear Shroud, Direct Attach Install Tool, Pusher Plunger — all as editable STP/CAD files Hardware guide PDF with full parts list and assembly notes
Compatible engines: F2 HPA Engine and Jack HPA Engine (rear shroud files included for both)
Hardware kit: All required fasteners, heat set inserts, springs, selector plate, VFC small parts set, and bullet valve leads are available as a kit at polarstarairsoft.com. You won't need to hunt down individual hardware — we put it all together for you.
Print recommendations: Material: PETG or ABS recommended. PLA acceptable for test fits. Infill: 20% minimum Supports: Required Layer height: 0.2mm Wall count: 3 perimeters minimum
Licensed under CC BY-NC-SA 4.0. For personal use only. Commercial use is not permitted.
Show us your build — tag us on Instagram @polarstarairsoft
Documentation (1)
License
Comment & Rating (2)