Make |
Model |
System |
Magazine |
Notes |
Aeroprecision |
SPR-2 |
Armalite |
AR-10 |
These are identical to Armalite's AR-10 receivers. |
Armalite |
AR-10 |
Armalite |
AR-10 |
For decades, this was by far the most popular 308 AR platform in existence. Until DPMS started cutting into their market, Armalite refused to license its receiver design. The more-open DPMS pattern far surpassed it in market share in the 2010's. |
Bushmaster |
Bushmaster 308 |
RRA |
FAL |
Bushmaster designed a 308 AR-10 style rifle, then lost interest and sold it to RRA. |
CMMG |
MK-8 |
DPMS |
DPMS, G3 |
Use of G3 mags requires modification of upper (slight widening) at a machine shop on standard uppers. JG Machining, of San Diego, offers pre-widened uppers. |
Cobb |
MCR-200 |
Cobb |
G3 |
Cobb's system is completely proprietary, and is not compatible with any other lower manufacturer. Since Cobb was purchased by Bushmaster in 2007, the MCR has been buried and there is little chance of its revival. |
DPMS |
TAC-20 |
DPMS |
DPMS |
DPMS came up with their own system, but have allowed other manufacturers to make compatible receivers. |
Fulton |
??? |
DPMS |
DPMS |
Fulton's 308 receivers are milled from billet, like POF's, and carry a comparable price tag. |
Hesse |
HAR-25 |
Armalite |
AR-10 |
Roughly made receivers which, after some gunsmithing, can become functional Armalite-type receivers. |
JD Machine |
PR3 |
DPMS |
DPMS |
JD upper receiver needed to use G3 mags in CMMG directly |
Kaiserworks |
KR-7 |
DPMS |
DPMS,Magpul |
Do not confuse with Kaiser Defense |
LaRue |
Stealth OSR |
??? |
SR-25/DPMS |
Mags are compatible with M110, which is SR-25 compatible. |
Noveske |
N6 |
Armalite |
AR-10 |
Noveske is a premium rifle manufacturer. Expect quality to meet or exceed that of a basic AR-10. |
POF |
MP-308 |
DPMS |
DPMS |
These receivers are compatible with the TAC-20 system, however they are expensive because they're made from billet. |
Quentin Defense |
QD-10 |
DPMS |
DPMS |
Available as either 100% or 80% offerings. |
Remington |
R-25 |
DPMS |
DPMS |
Available at present only in oak camoflauge. Multiple calibers available. |
Rock River Arms |
LAR-8 |
RRA |
FAL |
LPK unknown; design acquired from Bushmaster, name changed from LAR-10 due to Armalite lawsuit. Inch or metric mags usable; some 308 Bren mags as well. |
Vulcan |
HAR-25? |
Armalite |
AR-10 |
Roughly made receivers which, after some gunsmithing, can become functional Armalite-type receivers. Vulcan sold the rights/inventory to Hesse. |