joseph1975

I have this but with green gas. Shoots sub 300. Sent from my HTC6500LVW using Tapatalk

The first two pics.

ACR PDW IMAG1807 by sundalo42, on Flickr IMAG1808 by sundalo42, on Flickr IMAG1814 by sundalo42, on Flickr ACR SBR PDW by sundalo42, on Flickr ACR SBR PDW by sundalo42, on Flickr

I heard a lot of good things about this one http://www.wgcshop.com/wgc2008/main/product_detail1.php?item=GATE-MERF32

How much was it plus shipping? Oh wait. Do you live in the US?

Here you go: http://overhoppers.wordpress.com/2013/01/22/first-look-pts-magpul-masada-acr-streamline-version/#more-1258

Here's from clandestine airsoft: http://clandestineairsoft.com/index.php?main_page=product_info&cPath=1_6_8&products_id=56

Here's mine:

You have to remember this gearbox is not standard, so not everything will fit in. It might be the piston is too big. I have an SHS 15 teeth in mine and it's been great so far.

Thanks. Yeah, I posted this as well on PTS Masada group on FB and we arrived at the same conclusion. I solved the problem by switching from 11.1 to 7.4 and now I'm able to use the mag. I wonder if there's a stronger spring that I can put in.

Um, does anybody here knows how to modify the KWA K120 to feed properly? I can only use it on semi-fire. My gun runs @ 28rps. Thanks.

Try this one: http://www.fire-support.co.uk/product/magpul-pts-acr-parts-msd-gear-box-case

I'm not sure if there's any. I just figured all this on my own. If you're planning on buying one of these switches, just cut the tabs to the desired length.

Here's what I did. http://www.ebay.com/itm/370705158397?ssPageName=STRK:MEWNX:IT&_trksid=p3984.m1497.l2648 Same amp rating but cheap!

Looks to me you need that longer handguard. And maybe a bipod, too.