The TTS replacement hammer spring (main spring) for the GSG 1911 & Sig Sauer 1911 in .22LR.
For replacing worn springs to improve performance. The main spring housing is located in the back of the pistol grip.
Available in 3 different weights:
- 20lb - factory standard - direct replacement (yellow)
- 18lb - reduced power (purple)
- 16lb - reduced power (light blue)
Reduced power hammer springs are for shooters wishing to experiment with trigger pull weights, paired with specific ammunition. Please be aware that going too light my result in light strikes and failure to fire in some setups.
Also available as a calibration set with all three springs.
