• Sale! JT bolt

    Enhanced Bolt Assembly

    custom machined from 9310 carpenter steel, giving them the toughness to perform for tens of thousands of rounds.Coated with nickel boron, giving them extreme lubricity, and making cleaning as simple as wiping with a dry rag.
  • Sale! Ergo Adjustable Low Profile Gas Block

    Ergo .750 Adjustable Low Profile Gas Block

    The Ergo 4821 Adjustable .750 Low Profile Gas Block is designed to fit under the Ergo Modular and SuperLite™ Rail System. It also fits under JTMR Handguards. The gas block allows the user to variably fine tune their rifle’s gas system down to full shutoff. Adjustments are made via a 10-32 set-screw and a 4-40 brass retaining screw ensures the system remains locked, no need for Locktite. The adjustable gas...
  • Sale! 16 inch 4

    JT 16″ .223 Barrels

    For unparalleled accuracy, look no further than our 16″, 1:8 twist, Match Grade signature series barrels. Made from Chromoly Vanadium and treated with Black Nitride for increased lubricity and lifespan. Every JT barrel comes matched with a  properly headspaced Black Nitride treated Enhanced Bolt. If you can’t hit your target with one of these on your rifle, you might need more practice. Specs 16″ Light Contour .223 Wylde 1:8 Twist...
  • Sale! 18 barrel square

    JT 18″ .223 Barrels

    For unparalleled accuracy, look no further than our 18″, 1:7 twist, Match Grade signature series barrels. Made from Chromoly Vanadium and treated with Black Nitride for increased lubricity and lifespan. Every JT barrel comes matched with a  properly headspaced Black Nitride treated Enhanced Bolt. If you can’t hit your target with one of these on your rifle, you might need more practice. Specs 18″ Medium Contour .223 Wylde 1:7 Twist Threaded...
  • Sale! Omega Black Low Mass BCG 1

    JT BLACK NITRIDE .223/5.56 LOW MASS BOLT CARRIER GROUP

    In addition to looking awesome, these sleek new Low Mass Bolt Carrier Group means less reciprocating mass when you fire your rifle, which means less gas is needed to operate the gun. This makes your gun shoot softer and move less, so you can stay on target for faster shot-to-shot and target-to-target transition times. Specs Carrier is 8620 carpenter steel Bolt is 9310 carpenter steel MPI tested, and shot-peened Grade...
  • Sale! Omega Black 308 Mass BCG 2

    JT BLACK NITRIDE .308/7.62 BOLT CARRIER GROUP

    If you want the best bolt carrier on the market, you just found it. We custom machine our bolt carrier groups with a focus on tolerance and a unique, aggressive look that also reduces weight. We then coat the entire carrier with nickel boron. This coating gives the carrier extreme lubricity, stops the finish from wearing away with use, and makes cleaning the carrier as simple as wiping it with...
  • Sale! JT Upper

    JT Complete Upper

    This complete upper is fully built and ready to rock: JT 15″ M-LOK Handguard JT NiB .223/5.56 Bolt Carrier Group JT Forged Upper with Forward Assist JT 16″ Precision Match Grade Barrel Adjustable Gas Block Melonite coated Gas Tube Tuneable Muzzle Break Rainier Arms Raptor Charging Handle
  • JT Upper

    JT FA Forged Upper

    Precision manufactured from forged 7075-T6 aluminum, our forged uppers are Type III hard anodized and ready for your build. Specs Weight: 6.112 ounces 7075-T6 Aluminum Type III hard anodized
  • _0001_DSC_6519

    JT Modular Rail System Gen II

    The JT Modular Rail (JTMR) system uses a reduced diameter profile that allows for a more natural grip and better control of your rifle.  The extremely rigid design features a full length top rail and Magpul’s M-LOK technology on (7) sides to reduce weight, improve ventilation, and allow for the greatest number of options in mounting accessories.  Includes steel QD Sling connection points at 3:00 and 9:00 positions The JTMR...