AIRSOFTCON 2026 - October 17, 2026

» » »

Retro Arms Gearbox Spring w/ Progressive Winding for Airsoft AEG Rifles
(Model: M140)

ID: 124358 (SPR-RA-8816)

Tap or click above to open expanded view

$12.00

This item is currently Sold Out

Order Today Receive as soon as Thu Aug. 6

Model Options:

Model

Model

Model

Model

Model

Model

Model

Description

Specs

Reviews

Find in Store

Features

Ultra durable silicone chrome steel construction with progressive winding
Variable tension, reduces stress, wear and tear for your gearbox
Designed to last thousands of rounds without any compression or deformation
Reduces stress, wear and tear for your gearbox due to less compression force at rest

Manufacturer: Retro Arms

Velocity: Approx. 450~550 FPS
Compatibility: Fits most Airsoft AEG Gearboxes
Material: Steel

(Write a review)

There are currently no product reviews.

Evike.com Online Store

Temporarily Out of Stock

Have an urgent question about this item? Contact us, our resident experts are standing by to answer your questions!

Warning: California's Proposition 65

This item is currently Sold Out. Most out of stock items are restocked within 1-3 weeks. Some items may take longer. Please add this item to your wishlist to keep posted on its availability.

Did you find this product somewhere else for cheaper? Request a price match.

Customers who bought this also purchased

Parts and accessories may not be compatible with the product displayed on this page. For compatible parts/accessories, see the You May Also Need section and please verify details on the product description page.