- 120% Upgrade for Recoil Spring
- 120% Upgrade for Hammer Spring
- Fits Hi-Capa 5.1 and 4.3 GBB Pistols
- 140% Upgrade for Recoil Spring
- 140% Upgrade for Hammer Spring
- Fits Hi-Capa 5.1 and 4.3 GBB Pistols
- Prolongs the life of your slide
- User-configurable slide travel cycle limitation / shock absorption buffer set
- Suitable for Hi-Capa / 1911
- Quality Stainless Steel Material
- User adjustable hammer spring system
- Soft and hard spring included for using under different temperature and gas pressure
- 8x Spacers included for fine adjustment tuning
- Suitable for Hi-Capa / 1911 series
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