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AIRSOFTCON 2026 - October 17, 2026
Home » Airsoft Accessories, Attachments & Parts » AEG Internal Parts » Gearbox » Version 2.5 / SR25 Series

Retro Arms CNC 8mm Quick Spring Change Split Gearbox Shell for SR25 Airsoft AEG Rifles
(Color: Black)

ID: 114976 (GB-Retro-7213)
7213
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Retro Arms

$155.00

This item is currently Sold Out

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Color Options:
ColorBlack

Product Description

Features

  • Precision machined from a solid single block of 7075 T6 billet aluminum
  • Durable wear and scratch resistant anodized finish
  • 8mm beating slots for smoother operation
  • Quick spring change allows for quick and easy spring changes

Manufacturer: Retro Arms

Product Specifications

Compatibility: A&K, Classic Army, Tokyo Marui and other compatible SR25 gearboxes
Material: CNC Billet 7075 T651 Aluminum

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Retro Arms