

SiCr spring with a progressive irregular coil M140
Retro Arms SiCr M140 Spring with Progressive Irregular Coil
Product Description
This main spring is crafted from high-quality chromium-silicon steel, specifically designed for use in AEG replicas. Its progressive coil design facilitates easier compression without compromising power output.
Specifications
- Internal Diameter: 11.3 mm
- External Diameter: 14.5 mm
- Length: 175 mm
$4.12
Original: $13.72
-70%SiCr spring with a progressive irregular coil M140—
$13.72
$4.12Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Retro Arms SiCr M140 Spring with Progressive Irregular Coil
Product Description
This main spring is crafted from high-quality chromium-silicon steel, specifically designed for use in AEG replicas. Its progressive coil design facilitates easier compression without compromising power output.
Specifications
- Internal Diameter: 11.3 mm
- External Diameter: 14.5 mm
- Length: 175 mm




















