The ALG Defense AK High Energy Main Spring replaces the factory hammer spring in AK-pattern rifles to deliver a harder primer strike and more reliable ignition.
- Part Type: Hammer Spring (Main Spring)
- Compatible Firearms: AK-47, AK-74, AKM (stamped and milled receivers)
- Material: Heat-Treated Spring Steel
- Installation: Drop-In (requires trigger group disassembly)
- Note: Increases trigger pull weight by approximately 1–1.5 lbs
