PRI Brings More Work Rifle Parts To TacticalShit!

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More work rifle parts are making their way to TacticalShit, no multicolored gimmick guns here! Like Our MK18 article we will be putting together another article on the popular designated marksman rifle the MK12 and all of its variants as well as the parts and gear you will need to built it correctly! We have brought in some of the pieces and parts from PRI to make these types of builds possible!

18″ Mark 12 Mod 0 Black SPR Upper in 5.56 Cal. 1-8 Twist

This Mark 12 Mod 0, ready to shoot 5.56 upper is equipped with a 18″ Douglas 416 stainless steel barrel 1-8 twist with a fitted bolt and commercial carrier, flat-top receiver, PRi flip up front gas block front sight and rear sight, rifle length gas tube, a Gas Buster charging handle with big latch, and a OPS inc brake and collar. The system also comes with a Gen III Rifle length carbon fiber free float forearm in Black finish and a full length top rail with PEQII removable rail section. This upper comes with a black barrel.  Please allow 5~10 days for assembly and testing prior to shipping.

Available with Dark Earth forearms and receiver upon request.

PRI MARK 12 MOD 0 SPR

  1. Caliber ………………………………..5.56/.223
  2. Upper Receiver ……………………Forged T6 7075 Hard coat anodized aluminum
  3. Barrel…….18″………5.56 Douglas 416 stainless steel with M4 feed ramps 1-8 twist
  4. Gas Block……………….Flip up front sight gas block with 2 cross bolts for securing
  5. Forearm………………………..Rifle length with black finish
  6. Rails……………………….all rails plus SPR PEQ II full length top rail
  7. BUIS……………..Rear sight provided that works with gas block sight
  8. Muzzle Brake………………………..1/2 x 28 threaded OPS Brake and Collar
  9. Overall Length…………………………………………….27 Inches
  10. Overall Weight……………………………………………5.2 pounds

PRI MK 12 Mod H 16″ 223/5.56 Upper 1-7 twist FDE Finish

The MK12 Mod H upper is 16.5″ barreled upper with capable MOA accuracy.  The flat top receiver has a Gas Buster® charging handle with military big latch, Pri rifle length Flat Dark Earth finished forearm, recce top rail that connects to the forearm rail.  The upper also comes with a bolt carrier group, PRi’s rail mounted flip up front and rear sights and AE brake and collar.  The upper is designed to have two levels of top rails for mounting of night vision in front of scopes.  All uppers are assembled cleaned and tested before shipping. Please allow 5~10 days for assembly and testing before ship date.  Barrels are Douglas 416 stainless steel with 1-7 twist with M4 feed ramps,

The MK12 Mod H has a 16.5″ Douglas 416 stainless steel barrel with a 1-7 twist with M4 feed ramps.  Upper is head spaced for 5.56 chamber.  The upper comes with one 10 round magazine.

Mark 12 Mod H

  1. Caliber ………………………………..5.56/.223
  1. Upper Receiver ……………………Forged T6 7075 Hard coat anodized aluminum
  2. Barrel…….16″………5.56 Douglas 416 stainless steel with M4 feed ramps 1-7 twist
  3. Gas Block……………….Low Profile gas block with 2 set screws for securing
  4. Forearm………………………..Rifle length with  Flat Dark Earth finish
  5. Rails……………………………………all rails plus Recce top rail
  6. BUIS……………………………..Front and Rear rail mount sights
  7. Muzzle Brake………………………..1/2 x 28 threaded AE brake and Collar
  8. Overall Length…………………………………………….25 Inches
  9. Overall Weight……………………………………………5.7 pounds

5.56 Deluxe 16″ Upper With Bergara barrel & Nat Forearm

This upper has a 16.5″ inch Bargara barrel in 416 bead blasted stainless with a natural finished rifle length carbon fiber forearm.  Upper also comes with flattop receiver bolt and carrier group, low profile gas block, Gas Buster charging handle and a MSTN quiet control brake.  Upper is completely assembled and tested prior to shipping.  Please allow 5~10 days before shipping.

PRI Deluxe 5.56 UPPER 16 INCH

  1. Caliber ………………………………..5.56/.223
  2. Upper Receiver ……………………Forged T6 7075 Hard coat anodized aluminum
  3. Barrel…….16″………5.56 Bergara 416 stainless steel with M4 feed ramps 1-8 twist
  4. Gas Block……………….Flip up front sight gas block with 2 cross bolts for securing
  5. Forearm……………………..Intermediate length with Natural finish
  6. Rails………………………………………………all rails
  7. BUIS……………..Rear sight provided that works with gas block sight
  8. Muzzle Brake………………………..1/2 x 28 threaded MSTN straight brake
  9. Overall Length…………………………………………….25 Inches
  10. Overall Weight……………………………………………5.15 pounds


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