Add to favorites
T238 Airsoft Spiral Gear Set - AEG V2 V3 Gearbox Upgrade Kit (13:1) for M4/AK/MP5/G36/P90-40Cr CNC Machined by T238 - Used condition

T238 Airsoft Spiral Gear Set - AEG V2 V3 Gearbox Upgrade Kit (13:1) for M4/AK/MP5/G36/P90-40Cr CNC Machined

Brand: T238

Condition: Used
$3799
$3999
-5% Save $200
Updated: 4 days ago

Description

Pro Helical Gears: – Spiral bevel & pinion gears reduce noise and boost load capacity.

Delayed Tappet Control Pin: – Delayed tappet pin prevents nozzle retraction at high ROF.

High-Cycle Durability: – Half-height 2nd tooth improves gear tolerance and reduces wear.

CNC 40Cr Steel: – Heat-treated (38-42 HRC) for 3x longer lifespan vs. stock gears.

4 Ratios, Universal Fit: – 9:1 (M200),13:1 (M110), 16:1 (M150), 18:1 (M180); works with M4/AK/MP5/G36/P90.

The T238 Gear Set Pro Edition is a gear set specifically designed for professional AEG players. It features three commonly used gear ratios and utilizes spiral gear design for the bevel gear and pinion gear, providing enhanced load-bearing capacity and noise reduction. The delayed tappet plate control pin design prevents the nozzle from retracting prematurely at high rates of fire, avoiding gas loss. The second gear adopts a half-height design, increasing the tolerance for gear meshing at high rates of fire and reducing gear wear. Package Includes: Spur Gear, Sector Gear, Bevel Gear, Pinion gear set Features With spiral bevel gear & pinion gear Delayed tappet plate control pin Half height second tooth increase high ROF fault tolerance Precision CNC machined construction Wire cut steel pinion gear Heat treated for improved strength and durability Material: 40Cr Steel Rockwell hardness: 38-42HRC Gear Ratio: 13:1 Super High Speed (Recommended for springs M110 and under) 16:1 High Speed (Recommended for springs M150 and under) 18:1 High Torque (Recommended for springs M180 and under) Compatibility: Most Standard AEG Gearboxes (M4, AK, MP5, G36, P90, and Other Compatible Models)

Sold by

Amazon Warehouse

Verified Retailer

Official Amazon outlet for open-box & returned items

  • Backed by Amazon's A-to-Z Guarantee
  • 30-day return policy
  • Ships from Amazon fulfillment centers
  • Price verified on Amazon

Product Details

SKU:
awhd-us-b0f249lvc2
Model:
T238G
Country:
US
ASIN:
B0F249LVC2

Shopping Smarter

Common questions about buying open-box and refurbished.

Why buy refurbished or open-box?
Refurbished and open-box products offer the same performance as new at a fraction of the price. You're already saving $2 on this listing. They've been inspected, tested, and are ready to use — the only difference is the price tag. Buying refurbished also reduces electronic waste, extending product life cycles and keeping functional devices out of landfills.
What's the difference between open-box and refurbished?
Open-box products are customer returns that have been inspected and confirmed functional. They may show little to no use — often the item was returned simply because the buyer changed their mind. Refurbished products have been professionally repaired or restored by technicians, tested to meet or exceed manufacturer specifications, and sometimes come with a warranty. Both are a smart alternative to buying new.
Why use OpenBoxFox?
Finding refurbished deals is time-consuming — you'd have to check Amazon Warehouse, Reebelo, Dyson Outlet, and others separately for T238 products. OpenBoxFox aggregates these listings in one place, so you can compare and find the best deal without the legwork. We update pricing daily so you always see current availability and real savings.
Is it safe to buy refurbished?
Yes. Products listed on OpenBoxFox come from established retailers like Amazon, Reebelo, and Dyson — not unknown third-party sellers. Each retailer has buyer protection policies, return windows, and in some cases warranties. You get the price advantage of used goods with the purchase security of a known retailer.

Sign in to save items

Save favorites and get alerts when prices drop.

or

We'll email you a link to sign in instantly — no password needed.