One lower, almost unlimited rifles. The MPR 308-15M (Mid-Length) is a new product from Olympic Arms offering a billet aluminum lower receiver that is designed to accept any and all standard AR15 upper receivers and associated caliber options AS WELL AS Olympic Arms .308 style uppers. Olympic 308-15 lower is engineered with two positions for front pivot pins, allowing it to accept the Olympic proprietary .308 uppers and any standard AR15 upper as well.
The MPR308-15M rifle comes standard with:
Button rifled 18" 416 stainless steel bull barrel with 1x10 twist
5/8 x 24 Threaded muzzle with thread protector
Predator style mid-length free-floating aluminum handguard with bi-pod mount
Billet aluminum lower
Billet aluminum picatinny railed flat-top upper
Low-profile Gas Block
Ergo® Brand Tactical Deluxe (Fat-Boy) rubberized pistol grip.
+1" Extended 6-position collapsable M4 stock - receiver ext. tube turned to the stronger commercial dimension.
Another quality features include:
Standard AR15 fire-control component parts
Accpets Olympic Arms .308 magazines OR and standard AR15 magazine (regardless of caliber)