RMW Extreme Weapons has m3 grease gun mag lowers

[Ranger1]

Just got a call from Ron at RMW he said he will have a new shipment of them in friday.
http://www.rmwxtreme.com/

 

[Ranger1]

Here

 

[Intel6]

This is a different brand of GG lower but even with a regular .45 ACP upper they are great fun.