PK Firearms Logo

Your home for AR-15 parts & accessories!

PK Firearms Logo

Rock River Arms Fred Eichler Predator2 - 6 POSITION OPERATOR STOCK

$1,449.00
SKU: 
4458

The Fred Eichler Predator2 features a Rock River Arms 16 inch stainless steel, bead-blasted, cryogenically-treated barrel, chambered in .223 Wylde, with a 1:8 twist, midlength gas system and a 1/2-28 threaded muzzle.  Also features a low-profile gas block, RRA Fred Eichler series muzzle brake, chromed RRA national match 2-stage trigger with a non-reflective surface on the trigger shoe, winter trigger guard, Bravo Company Mod 4 charging handle, Hogue pistol grip, RRA Fred Eichler series extended length free-float handguard with custom machined paw prints, full-length picatinny top rail and a


Daniel Defense M4 Carbine MK12 SPR Rifle

$1,495.00
SKU: 
3362

The evolution of the SPR comes home to Daniel Defense in the MK12.  Born of necessity, raised in the Army’s Marksmanship Unit and refined to Daniel Defense Mil-Spec+ standards.  The MK12 is constructed around an 18-inch Stainless Steel barrel with a chamber created during the Cold Hammer Forging process, which ensures the most precise alignment of the chamber to the bore possible.  This, along with being salt bath nitride finished, equates to unprecedented accuracy and durability.  The MK12 barrel is engineered with a rifle-length direct impingement gas system and utilizes the MK12 gas bloc



SIG MPX SBR MPX-9-T-KM-SBR

$1,495.00
SKU: 
4146

SIG MPX SBR MPX-9-T-KM-SBR



Primary Weapons Systems MK107 RIFLE – MOD 2

$1,550.00
SKU: 
4139

Primary Weapons Systems MK107 RIFLE – MOD 2

The PWS upper and lower receivers are now forged, allowing for a stronger and lighter product.

A common known fact that has been lost through the marketing efforts of many AR 15 manufacturers is that a forging can produce a piece that is much stronger than a billet part.



Primary Weapons Systems MK111 RIFLE – MOD 2

$1,550.00
SKU: 
4140

Primary Weapons Systems MK111 RIFLE – MOD 2

The PWS upper and lower receivers are now forged, allowing for a stronger and lighter product.

A common known fact that has been lost through the marketing efforts of many AR 15 manufacturers is that a forging can produce a piece that is much stronger than a billet part.