TB-12 New Main Spring and Trigger Assembly

Replace old hammer and trigger.

PRINT WITH PETG OR ANY STRONGER FILAMENT

New Hardware needed:
M3 x 70mm steel rod
Compression Spring 8mm x 1.4mm x 50mm
(Outer Diameter x Wire Diameter x Length)

For Reinforced Spring Housing:
M3 x 12mm Countersunk Screw and Nut (two of each)


Super glue the "Main Spring Head Thing" onto the steel rod.


Vid for Installation:
https://youtu.be/y9AMx__eWWM

Changelog:
- 14/03/2022: Added beefed up hammer. Mine (printed with PETG) just snapped today.
- 24/12/2022: Added new Main Spring Head
-09/05/2023: Added Reinforce Main Spring to counter spring housing splitting