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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
Product Information
Product Information
Shipping & Returns
Shipping & Returns


SiCr spring with a progressive irregular coil M140
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
$13.72
SiCr spring with a progressive irregular coil M140ā
$13.72
Product 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






















