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Parts kits for AR-15, AR-10 and similar type firearms. Including upper reciever kits, barrel kits, and buffer assembly kits.

  • The MRA AR-15 Mil-Spec Carbine Buffer Assembly Kit is available in a variety of different weights and compatible with all AR-15 and similar firearms fitted with an AR-15 carbine buffer tube. This kit eliminates the hassle of tracking down every part or accidentally getting the wrong part. Each Kit contains original factory parts; parts from one manufacturer will fit another manufacturer’s receiver but may require minor fitting.  

    Carbine Buffer Assembly Components

     
  • The Maple Ridge Armoury Non-Restricted builder kit is an all-in-one package containing several essential parts required to build your non-restricted, 223 caliber rifle. Compatible with the ATRS Modern Sporter and Macabee Defence SLR receiver sets. This kit contains only the finest, premium Canadian made performance parts to turn your NR receiver set into a beast of a build.   This kit includes the following components:
    • One Maple Ridge Armoury 18.6" Match V1 Nitride SPR Straight fluted 223 Wylde Barrel
    • Either a 15" or 17". Maple Ridge Armoury V1 M-LOK handgaurd
    • A Maple Ridge Armoury Rock-Solid or Defiant Brake in caliber 223
    • One Maple Ridge Armoury Pincer Gas Block 0.750 diameter
    • A Maple Ridge Armoury SS Rifle Length Gas Tube
    We can offer Cerakote of your choice to any part for a fee.  Simply add your choice of Cerakote Service to the cart with the purchase of any product. All backed by our Accuracy Guarantee and Lifetime Warranty Made in Canada
  • The MRA AR-10 Mil-Spec Carbine Buffer Assembly Kit is available in a variety of different weights and compatible with all AR-10 and similar firearms fitted with an AR-15 carbine buffer tube. This kit eliminates the hassle of tracking down every part or accidentally getting the wrong part. Each Kit contains original factory parts; parts from one manufacturer will fit another manufacturer’s receiver but may require minor fitting.  

    Carbine Buffer Assembly Components

     
  •     Matrix Aerospace Corp. is one of the largest Military and Aerospace manufacturers in the USA. The M762D receivers are precision machined from 7075-T6 aluminium and hard coat anodized. The M762D is NON-RESTRICTED   These are sold as disassembled kits.  We offer assembly of these kits into complete rifles for an additional $180.  Estimated lead time on build is 1 week from time of order.  

    Kits Include:

    • Matrix M762D Non-Restricted Receiver set
    •  MRA 18.6″” X1 Match Nitride 308 Win 1/10t barrel
    •  MRA 15″ X1 M-LOK Handguard
    • Nitride 308 BCG
    • AR10 Mil-Spec LPK
    • MRA AR10 H2 Buffer Assembly Kit
    • MRA Defiant Brake 30cal
    • MRA Pincer Gas Block
    • MRA Stainless Steel Rifle Length Gas Tube
    • MFT Minimalist Stock
    • MRA Engage Pistol Grip
    • Complete Rifle outfitted with these parts weighs in at only 8.5lbs
    All Matrix Aerospace and Maple Ridge Armoury parts are covered by a Lifetime Warranty.   We offer assembly of these kits into complete rifles for an additional $180.  Please add the Rifle Assembly Service to your shopping cart along with this kit. Estimated lead time on build is 2 weeks from time of order.   We offer custom Cerakote of the Receiver and Handguard for an additional $100 per large component or $50 per small component. Please add the appropriate Cerakote Service to your shopping cart along with this kit and specify colour of choice and the part you want coated in customer notes section. Estimated lead time on Cerakote is 2 weeks from time of order.   We have CPD 10 round XCR-Pistol Mags available.  These mags will work reliably with this receiver set. We recommend using TruBlue Heater Grease on the BCG and Buffer Springs for exceptionally smooth operation. If you are building yourself, we strongly recommend using our all new MRA Barrel Torque Rod.   6.5 Creedmoor kits available now for immediate delivery. 308 Win kits available on order now for delivery Mid-March.
  • MRA Non-Restricted Builder Kit .308 Win

    The Maple Ridge Armoury Non-Restricted builder kit is an all-in-one package containing several essential parts required to build your non-restricted, 308 caliber rifle. This kit contains only the finest, premium Canadian made performance parts to turn your NR receiver set into a beast of a build. The

    This Kit includes:

    Backed by our Accuracy Guarantee and Lifetime Warranty We can offer Cerakote of your choice to any part for $50 per part.  Please select 1 Cerakote Service for each part you wish to be colured and specify in the order notes which part you want coated in which Cerakote colour.   ON BACK-ORDER UNTIL MID FEBRUARY  
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    Out of stock
    Colt Canada Botswana Magpul Furniture Overrun, includes CRT SDE Mil-Spec Buttstock, AFG2 (Angled Foregrip), MIAD (rubber 3 spare round holder inside the pistol grip and the screw) Grip
  • The MRA-15 Billet Upper Receiver Group contains precision machined, Canadian made parts from Maple Ridge Armoury in a variety of barrel lengths and colours.  All upper receiver groups are assembled and inspected in Barrie, Ontario according to strict quality control standards to ensure each group will perform flawlessly right out of the box.  Plus, all upper receiver groups are checked for head space using precision gauges and a mil-spec dimension bolt.

    MRA-15 Billet Upper Receiver Group Parts List

    The MRA-15 Billet Upper Receiver mates seamlessly with our V1 Handguard for an innovative, snag free design.  The receiver to handguard fitment is solid ensuring perfect, immovable alignment.  The Type 3, Class 2 Hard Anodize on the receiver and handguard provides exceptional wear and corrosion resistance while leaving a smooth, uniform, black appearance.  All Cerakote FDE and ODG is applied after Hard Coat anodizing.  Our Maple Ridge Armoury V1 Match Nitride AR-15 barrel is precision CNC machined in Canada from premium, GBQ 4140 CMV steel blanks.   These button rifled blanks are honed, lapped, and stress relieved providing the best foundation to machine and assemble our line of premium barrels. All MRA-15 Billet Upper Receiver Groups are backed by our accuracy guarantee and no-hassle, transferable lifetime warranty.  More information about the features and benefits of our barrels can be found in the product description tab below. DOES NOT INCLUDE BCG OR CHARGING HANDLE  

    Specifications

    • 10.5" Group
      • Barrel:  MRA 10.5" V1 Match Nitride SPR Fluted barrel 223 Wylde
      • Handguard:  MRA 9.5" V1 M-LOK Handguard
      • Overall Length:  19.75"
      • Weight: 2lb 9oz
    • 12.5" Group
      • Barrel:  MRA 12.5" V1 Match Nitride SPR Fluted barrel 223 Wylde
      • Handguard:  MRA 11.5" V1 M-LOK Handguard
      • Overall Length:  21.75"
      • Weight:  2lb 15oz
    • 14.5" Group
      • Barrel:  MRA 14.5" V1 Match Nitride SPR Fluted barrel 223 Wylde
      • Handguard:  MRA 13.5" V1 M-LOK Handguard
      • Overall Length:  23.75"
      • Weight:  3lb 3oz
    • 16.1" Group
      • Barrel:  MRA 16.1" V1 Match Nitride SPR Fluted barrel 223 Wylde
      • Handguard:  MRA 15" V1 M-LOK Handguard
      • Overall Length:  25"
      • Weight:  3lb 6oz
    • 18.6" Group
      • Barrel:  MRA 18.6" V1 Match Nitride SPR Fluted barrel 223 Wylde
      • Handguard:  MRA 17" V1 M-LOK Handguard
      • Overall Length:  27.75"
      • Weight:  3lb 120z
  •   Complete assembly and function test of any AR-15, AR-10, and similar pattern firearm using customer purchased or supplied parts. We offer Lifetime customer support on all firearms we assemble.
  • MRA Non-Restricted Builder Kit 6.5 Creedmoor

    The Maple Ridge Armoury Non-Restricted builder kit is an all-in-one package containing several essential parts required to build your non-restricted, 6.5 Creedmoor rifle. This kit contains only the finest, premium Canadian made performance parts to turn your NR receiver set into a beast of a build.

    This Kit includes:

    Backed by our Accuracy Guarantee and Lifetime Warranty We can offer Cerakote of your choice to any part for $50 per part.  Please select 1 Cerakote Service for each part you wish to be colured and specify in the order notes which part you want coated in which Cerakote colour.
  •     Matrix Aerospace Corp. is one of the largest Military and Aerospace manufacturers in the USA. The M762D receivers are precision machined from 7075-T6 aluminium and hard coat anodized. The M762D is NON-RESTRICTED   These are sold as disassembled kits.  We offer assembly of these kits into complete rifles for an additional fee.  Estimated lead time on build is 2 weeks from time of order.  

    Kits Include:

    • Matrix M762D Non-Restricted Receiver set
    •  MRA 20″” X1 Match Nitride 6.5 Creedmoor 1/8 twist
    •  MRA 17″ X1 M-LOK Handguard
    • Nitride 308/6.5 BCG
    • AR10 Mil-Spec LPK
    • MRA AR10 H2 Buffer Assembly Kit
    • MRA Defiant Brake 30cal
    • MRA Pincer Gas Block
    • MRA Stainless Steel Rifle Length Gas Tube
    • MFT Minimalist Stock
    • MRA Engage Pistol Grip
    • Complete Rifle outfitted with these parts weighs in at only 8.5lbs
    All Matrix Aerospace and Maple Ridge Armoury parts are covered by a Lifetime Warranty.   We offer assembly of these kits into complete rifles for an additional $180.  Please add the Rifle Assembly Service to your shopping cart along with this kit. Estimated lead time on build is 2 weeks from time of order.   We offer custom Cerakote of the Receiver and Handguard for an additional $100 per large component or $50 per small component. Please add the appropriate Cerakote Service to your shopping cart along with this kit and specify colour of choice and the part you want coated in customer notes section. Estimated lead time on Cerakote is 2 weeks from time of order.   We have CPD 10 round XCR-Pistol Mags available.  These mags will work reliably with this receiver set. We recommend using TruBlue Heater Grease on the BCG and Buffer Springs for exceptionally smooth operation. If you are building yourself, we strongly recommend using our all new MRA Barrel Torque Rod.   6.5 Creedmoor kits available now for immediate delivery. 308 Win kits available on order now for delivery Mid-March.  
  • The BCL MK7 MRA Build Kit features the Canadian non-restricted BCL102-MK7 receiver set outfitted with premium, Canadian Made performance parts from Maple Ridge Armoury. These kits are all backed by our transferable Lifetime Warranty and accuracy guarantee.

    Specifications

    • BCL MK7 Non-Restricted Receiver set with LPK (minus trigger)
      • Cerakote Black
      • Cerakote FDE
      • Cerakote ODG
    •  MRA 18.6"" X1 Match Nitride 308 Win 1/10t barrel
    •  MRA 15" X1 M-LOK Handguard
      • Anodized
      • Cerakote FDE
      • Cerakote ODG
    • MRA Defiant Brake 30cal
    • MRA Pincer Gas Block
    • MRA Stainless Steel Rifle Length Gas Tube
    • A2 Pistol Grip
    • Complete Rifle outfitted with these parts weighs in at only 8.5lbs
      We offer assembly of these kits and complete rifle builds upon request.  Please email [email protected] for more info. 6.5 Creedmoor kits available now for immediate delivery. 308 Win kits available on order now for delivery Mid-March.   This is a NON-Restricted firearm. Please email [email protected] the following information after purchase: RPAL/PAL # Expiry Date Date of Birth Contact Phone Number Shooting Range/Club Membership
  • The BCL MK7 MRA Build Kit features the Canadian non-restricted BCL102-MK7 receiver set outfitted with premium, Canadian Made performance parts from Maple Ridge Armoury. These rifles are all backed by our transferable Lifetime Warranty and accuracy guarantee.

    Specifications

    • BCL MK7 Non-Restricted Receiver set with dust cover and LPK (minus trigger)
      • Cerakote Black
      • Cerakote FDE
      • Cerakote ODG
    •  MRA 20"" X1 Match Nitride 6.5 Creedmoor 1/8t barrel
    •  MRA 17" X1 M-LOK Handguard
      • Anodized
      • Cerakote FDE
      • Cerakote ODG
    • MRA Defiant Brake 30cal
    • MRA Pincer Gas Block
    • MRA Stainless Steel Rifle Length Gas Tube
    • A2 Pistol Grip
    • Complete Rifle outfitted with these parts weighs in at only 8.5lbs
      We offer assembly of these kits and complete rifle builds upon request.  Please email [email protected] for more info. 6.5 Creedmoor kits available now for immediate delivery. 308 Win kits available on order now for delivery Mid-March.   This is a NON-Restricted firearm. Please email [email protected] the following information after purchase: RPAL/PAL # Expiry Date Date of Birth Contact Phone Number Shooting Range/Club Membership