Retro Arms CNC gearbox
M249 - QSC ( 6390 )
- CNC gearbox M249 - QSC
Remade and upgraded CNC gearbox from Retro ARMS with new suffix
Gearbox for airsoft machine gun M249 and M60 is completely
milled at CNC machining center. Compared to other aluminium
gearboxes, our is made out of solid block of aluminium AW EN7075
T651. It is not casted like Chinese brand ones! Our gearbox is
tested wit M160 spring without any signs off wear or breaking.
It is recognizably reinforced all over. Gearbox's surface is
Both halves fit together with absolute precision including
bearing holes, which are 100% co-axial.
It's made with slots for 8mm bearings. Bearings and spring guide
are not included. You can choose them from our offer here. And
spring guide here.
Gearbox is equipped with quick spring change system - QSC.
Standard spring guide can be used, or you can choose our CNC
Gearbox can be equipped with standard Hop Up Chamber, or you can
use our CNC one. Retro ARMS CNC Hop Up Chamber can be attached
to gearbox by two screws. It will ensure that it will stay in
proper place during firing compared to standard one. More
information about our Hop Up Chamber can be found here.
Further small features:
accurate hole for Anti-Reversal Latch - it doesn't fall out
micro grooves on pin, which holds tappet plate spring - springs
doesn't jump out
new laser labels with unique serial number
Package includes 1 x gearbox for M249/M60, strength screws and
Retro ARMS sticker.
Gearbox comes with lifetime guarantee against cracking. It
doesn't relate to breaking caused by misused parts, e.g.
improper cylinder head.
We try to adjust our gearboxes as much as possible to allow use
of the widest variety of part brands. However we still recommend
to use Retro ARMS spare parts, because they are the most
compatible. We can't guarantee 100% compatibility with spare
parts from others.
- Made in Czech
- Free Shipping