In stock, ships right away
AA PIANO Wire Steel Spring for AEG - M120CNC split gearbox V2 designed for airsoft replicas AR15 (M4), M16 and other ones with V2 gearbox. This gearbox is manufactured from one solid block of aircraft aluminum (Dural) EN AW 7075 T651, which has higher strength (590MPa), than common construction steel (390MPa). Because of used material, our gearboxes have the best durability and resilience than common zinc-aluminum gearboxes. We are manufacturing these gearboxes on our precise CNC milling machines in our factory. Det...
Previous price (lowest price in the last 30 days)
Including VAT, excluding shipping.
This product is not on our own shelf but in stock at our supplier. We order it right after your payment; you receive it within 5–10 working days.
Shipping from €19.95
Temporarily sold out
Leave your e-mail address and we mail you once when this product is back in stock.
We will e-mail you as soon as the product is back in stock.
Shipped with GLS as soon as the product arrives from our supplier (5–10 working days).
14-day right of withdrawal and 60-day returns; start a return from your order.
CNC split gearbox V2 designed for airsoft replicas AR15 (M4), M16 and other ones with V2 gearbox. This gearbox is manufactured from one solid block of aircraft aluminum (Dural) EN AW 7075 T651, which has higher strength (590MPa), than common construction steel (390MPa). Because of used material, our gearboxes have the best durability and resilience than common zinc-aluminum gearboxes. We are manufacturing these gearboxes on our precise CNC milling machines in our factory. Detail in bracket (8mm) means diameter for bushings/bearings.
Split gearbox means, that this gearbox is designed as a two part, Upper and Lower. Having a split gearbox has many advantages. For example much more easy installation of the inner parts into the gearbox. During setups of you cylinder set, there is no need of removing whole gearbox from your receiver, only upper part can be dismounted, because it‘s mounted on one receiver pin. This gearbox can be installed even into the receivers AR15 (M4), what are not completely straight, with any AR15 (M4) Hop Up chamber of your choice.
Recommended nozzle length is 21,3mm. Be aware that nozzle length can be influenced by many factors, for example angle of the tapped plate or different length of front part of the Hop Up bucking. In these scenarios, you will need a different nozzle length.
Package includes: CNC Split Gearbox V2 (8mm) – QSC in chosen color, set of screws and QSC spring guide.
We made some useful improvements into our CNC split gearboxes V2:
In stock, ships right away
AA PIANO Wire Steel Spring for AEG - M120
In stock, ships right away
SP150 Progressive AEG Spring
In stock, ships right away
SP140 Progressive AEG Spring
In stock, ships right away
SP130 Progressive AEG SpringAirsoft Bazaar B.V. · Frankrijkstraat 4, 5171 PR Kaatsheuvel · Chamber of Commerce (KvK) no. 99363534 · VAT no. NL860943896B01
© Airsoft Bazaar - All Rights Reserved 2026