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RetroArms SR25 Spring SiCr with Progressive Winding — M140 Gearboxes The MAXX Model CNC Hardened

SKU: 48601003347

4.5
USD395.00 USD424.00

Pay in 4 interest-free payments of $98.75 Learn more

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Ships within 48 hours · Estimated delivery Jul 28 - Aug 2

Description

The MAXX Model CNC Hardened Stainless Steel Cylinder Type D (250-300mm) is precision-engineered to provide optimal air volume

rail screws

Stock Type: Adjustable stock with battery storage

this grip enhances stability and control while maintaining a lightweight and rugged design—ideal for training

Upgrade your AEG's performance with the T238 Spiral Gear Set Pro Edition — engineered for high durability and smooth operation

RetroArms SR25 Spring SiCr with Progressive Winding — M140 Gearboxes The MAXX Model CNC HardenedThe RetroArms SR25 Spring SiCr with Progressive Winding M140 is a high performance main spring designed for SR25 and extended gearbox builds that require powerful and consistent compression. Manufactured from silicon chromium (SiCr) alloy steel, this spring offers superior resilience, reduced fatigue, and long term stability compared to standard carbon steel springs. The progressive winding design ensures smoother compression, reducing stress on the

Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy

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