AR-15 / AR-10 Parts

AR-15 / AR-10 Parts

Looking for the best AR platform parts on the Internet? You're here. Take a look and let's get to work. 

We build AR platform rifles weekly for some very discerning customers. We only build with what we sell, and we only sell what works. Leverage our experience in building or upgrading your AR platform and buy with confidence. 

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • Comstock Armory Compact Muzzle Brake 1/2x36 - 9mm Bore Plan-B Compatible Suppressor Mount, MBC-1236-9, 850069580407 Comstock Armory Compact Muzzle Brake 1/2x36 - 9mm Bore Plan-B Compatible Suppressor Mount, MBC-1236-9, 850069580407

    Comstock Armory Compact Muzzle Brake 1/2x36 - 9mm Bore Plan-B Compatible Suppressor Mount

    Comstock Armory, Inc.

    MSRP: $69.00
    $66.00
    Comstock Armory Compact Muzzle Brake 1/2x36 - 9mm BorePlan-B Compatible Suppressor Mount Designed for durability and performance, this Compact Muzzle Brake (MBC) is compatible with common .900″-24 adapters such as the Comstock LPA, Q Plan-B, and...
    MSRP: $69.00
    $66.00
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $69.00
    $66.00
    Subtotal:
  • Comstock Armory Ultralight Recessed 5/8x24 - Plan-B Compatible Suppressor Mount, ULR-58, 850069580384 Comstock Armory Ultralight Recessed 5/8x24 - Plan-B Compatible Suppressor Mount, ULR-58, 850069580384

    Comstock Armory Ultralight Recessed 5/8x24 - Plan-B Compatible Suppressor Mount

    Comstock Armory, Inc.

    MSRP: $69.00
    $66.00
    Comstock Armory Ultralight Recessed 5/8x24 - Plan-B Compatible Suppressor Mount Engineered for maximum strength with virtually no added length, the Ultralight Recessed Titanium Mount is compatible with common .900″-24 adapters such as the Comstock...
    MSRP: $69.00
    $66.00
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $69.00
    $66.00
    Subtotal:
  • Comstock Armory Ultralight Recessed 1/2x28 - Plan-B Compatible Suppressor Mount, ULR-12, 850069580377 Comstock Armory Ultralight Recessed 1/2x28 - Plan-B Compatible Suppressor Mount, ULR-12, 850069580377

    Comstock Armory Ultralight Recessed 1/2x28 - Plan-B Compatible Suppressor Mount

    Comstock Armory, Inc.

    MSRP: $69.00
    $66.00
    Comstock Armory Ultralight Recessed 1/2x28 - Plan-B Compatible Suppressor Mount Engineered for maximum strength with virtually no added length, the Ultralight Recessed Titanium Mount is compatible with common .900″-24 adapters such as the Comstock...
    MSRP: $69.00
    $66.00
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $69.00
    $66.00
    Subtotal:
  • CMMG MK4 Stripped Lower Receiver - Black, 55CA102-AB, 810097506466 CMMG MK4 Stripped Lower Receiver - Black, 55CA102-AB, 810097506466

    CMMG MK4 Stripped Lower Receiver - Black

    CMMG

    $174.95
    CMMG MK4 Stripped Lower Receiver - Black Start your next AR-15 build with a proven foundation. The CMMG MK4 Stripped Lower Receiver is precision machined from forged 7075-T6 aluminum, delivering true mil-spec strength, durability, and compatibility...
    $174.95
    Qty in Cart: 0
    Quantity:
    Price:
    $174.95
    Subtotal:
  • LBE Unlimited .750 Low Profile Gas Block - Rifle Length Gas Tube, ARLGB-RBLK, 706612408035

    LBE Unlimited .750 Low Profile Gas Block - Rifle Length Gas Tube

    LBE Unlimited

    $45.99
    LBE Unlimited .750 Low Profile Gas Block - Rifle Length Gas Tube Upgrade your AR build with dependable, American-made performance. The LBE Unlimited .750 Low Profile Gas Block with Rifle-Length Gas Tube delivers reliable gas system function in a...
    $45.99
    Qty in Cart: 0
    Quantity:
    Price:
    $45.99
    Subtotal:
  • LBE Unlimited .750 Low Profile Gas Block - Carbine Length Gas Tube, ARLGB-CBLK, 706612408004

    LBE Unlimited .750 Low Profile Gas Block - Carbine Length Gas Tube

    LBE Unlimited

    $44.99
    LBE Unlimited .750 Low Profile Gas Block - Carbine Length Gas Tube Upgrade your AR build with dependable, American-made performance. The LBE Unlimited .750 Low Profile Gas Block with Carbine-Length Gas Tube delivers reliable gas system function in a...
    $44.99
    Qty in Cart: 0
    Quantity:
    Price:
    $44.99
    Subtotal:
  • Ballistic Advantage 18" Hanson Profile .243 Win Premium Black Series Barrel, BABL243001P, 819747021724 Ballistic Advantage 18" Hanson Profile .243 Win Premium Black Series Barrel, BABL243001P, 819747021724

    Ballistic Advantage 18" Hanson Profile .243 Win Premium Black Series Barrel

    Ballistic Advantage

    MSRP: $300.00
    $285.00
    Ballistic Advantage 18" Hanson Profile .243 Win Premium Black Series Barrel Take your AR-10 build to the next level with the Ballistic Advantage Premium Series .243 Winchester 18” Hanson Barrel. Engineered for precision shooters and long-range...
    MSRP: $300.00
    $285.00
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $300.00
    $285.00
    Subtotal:
  • Spike's Tactical Carbine Length Melonited Gas Tube - Black Nitride Finish, SUGT0M2, 855319005907

    Spike's Tactical Carbine Length Melonited Gas Tube - Black Nitride Finish

    Spikes Tactical

    MSRP: $16.00
    $14.99
    Spike's Tactical Carbine Length Melonited Gas Tube - Black Nitride Finish The Spike’s Tactical Carbine Length Gas Tube is built to military specifications and constructed from durable 304 stainless steel, making it the perfect choice for any AR-15...
    MSRP: $16.00
    $14.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $16.00
    $14.99
    Subtotal:
  • Noveske N4 Gen 4 Matched Upper & Lower Receiver Set - Black, 04000880, 840906136829 Noveske N4 Gen 4 Matched Upper & Lower Receiver Set - Black, 04000880, 840906136829

    Noveske N4 Gen 4 Matched Upper & Lower Receiver Set

    Noveske Rifleworks

    $750.00
    Noveske N4 Gen 4 Matched Upper & Lower Receiver Set - Black The Noveske N4 4th Generation Receiver Set represents the pinnacle of Noveske’s machining and design philosophy—precision‑cut from 7075‑T6 billet aluminum and engineered for...
    $750.00
    Qty in Cart: 0
    Quantity:
    Price:
    $750.00
    Subtotal:
  • Proof Research Pre-Fit Barrel Sig Sauer CROSS - 22 Creedmoor - 18" Carbon Fiber Threaded Barrel, 139257, 843068139257 Proof Research Pre-Fit Barrel Sig Sauer CROSS - 22 Creedmoor - 18" Carbon Fiber Threaded Barrel, 139257, 843068139257

    Proof Research Pre-Fit Barrel Sig Sauer CROSS - 22 Creedmoor - 18" Carbon Fiber Threaded Barrel

    Proof Research

    MSRP: $1,299.00
    $1,149.99
    Proof Research Pre-Fit Barrel Sig Sauer CROSS22 Creedmoor - 18" Carbon Fiber Threaded Barrel Engineered for shooters who demand peak performance and effortless customization, the Sig Sauer Cross Pre-Fit Carbon Fiber Barrel is the ultimate upgrade for...
    MSRP: $1,299.00
    $1,149.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $1,299.00
    $1,149.99
    Subtotal:
  • Proof Research Pre-Fit Barrel AR-Type - 338 ARC - 14.5" Carbon Fiber Threaded Barrel, 144817, 843068144817 Proof Research Pre-Fit Barrel AR-Type - 338 ARC - 14.5" Carbon Fiber Threaded Barrel, 144817, 843068144817

    Proof Research Pre-Fit Barrel AR-Type - 338 ARC - 14.5" Carbon Fiber Threaded Barrel

    Proof Research

    MSRP: $1,149.00
    $999.99
    Proof Research Pre-Fit Barrel AR-Type - 338 ARC - 14.5" Carbon Fiber Threaded Barrel Experience next‑level precision and reliability with the PROOF Research Pre‑Fit 14.5" Carbon Fiber Barrel for AR‑Type rifles in 338 ARC—engineered for shooters who...
    MSRP: $1,149.00
    $999.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $1,149.00
    $999.99
    Subtotal:
  • Velocity Precision MPC Single Stage 3 lbs Trigger - Straight Serrated Flat Face

    Velocity Precision MPC Single Stage 3 lbs Trigger - Straight Serrated Flat Face

    Velocity Precision Engineering

    $214.95
    Velocity Precision MPC Single Stage 3 lbs Trigger - Straight Serrated Flat Face The Velocity MPC Trigger takes everything shooters love about Velocity’s match‑grade, single‑stage drop‑in triggers and adds a new level of customization and ergonomics...
    $214.95
    Qty in Cart: 0
    Quantity:
    Price:
    $214.95
    Subtotal:
  • Total: items /

Adding your products to cart