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NSPEC Innovations

NSPEC Innovations AR15 Forced Reset Trigger | 3 Position Super Safety FRT | Straight AR-15 Flat Face Trigger

SKU: AR15-NA-TRIG-BLK-SUPERSAFETY2-57
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$89.99 $149.99
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Shipping Restriction

This product cannot be shipped to the following states. If your shipping address is in one of these states, please contact us before placing your order.

  • CA
  • CO
  • CT
  • DE
  • FL
  • HI
  • IL
  • MD
  • MN
  • NJ
  • NV
  • NY
  • OR
  • RI

Questions? Contact us at support@nspecinnovations.com or call 5125229805 before placing your order.

NSPEC Innovations AR-15 Super Safety FRT — Straight Flat-Face Trigger | 3-Position Forced Reset

The NSPEC Innovations AR-15 Super Safety FRT with straight flat-face trigger is a 3-position forced reset trigger kit privately manufactured in Texas from CNC-machined, heat-treated 4140 steel with a DLC coating. It adds a third selector position — Super Safety (FRT) mode — that mechanically forces the trigger forward to reset after each shot, enabling rapid, controlled semi-automatic fire. In Semi mode it operates as a standard mil-spec-compatible semi-automatic trigger. This is the straight flat-face variant; a curved trigger version is also available separately at NSPEC.

The design was originally developed by Hoffman Tactical and has been refined with an updated trip bar featuring reinforced material at key stress points, making it significantly more durable than earlier-generation and budget super safety designs. A free centering block is included for shooters running M16-style lower receivers with wider trigger pockets.

Features and Specifications

  • Trigger style: Straight flat-face (distinct from the curved trigger variant)
  • Selector positions: Safe / Semi / Super Safety (FRT) — 3-position
  • Material: CNC-machined, heat-treated 4140 steel
  • Coating: DLC (Diamond-Like Carbon) for hardness, low friction, and corrosion resistance
  • Trip bar: Updated design with reinforced material at key stress points
  • Includes: Super Safety cam, lever, safety detent pin, straight flat-face mil-spec trigger (pre-milled with Super Safety cuts), and centering block
  • Centering block: Ensures proper lever alignment in M16-style lower receivers with wider trigger pockets; not required for most standard AR-15 lowers
  • Origin: Privately manufactured in Texas for NSPEC Innovations
  • NFA classification: Not an NFA item — does not convert the rifle to automatic fire
  • Bulk pricing: 10% off at 10–19 units, 25% off at 20–49, 30% off at 50+

How the Super Safety FRT Works

The Super Safety system integrates into the rifle's existing fire control group rather than replacing the entire trigger assembly. In Super Safety mode, a cam and lever mechanism attached to the safety selector mechanically pushes the trigger forward to its reset point after the bolt carrier completes its rearward travel. The shooter still executes a complete trigger pull for every round fired — one round per pull, every time. Switching to Semi mode disengages the forced reset cam, returning the trigger to standard semi-automatic behavior. Safe functions identically to a standard safety selector.

This mechanism differs from a full drop-in FRT kit like the Rare Breed FRT-15, which replaces the entire fire control group. The Super Safety works with your existing mil-spec trigger components, adding the forced reset function through the selector rather than a new trigger group. This means your semi-auto trigger feel is preserved when the selector is in Semi mode.

Required Components and Compatibility

The AR-15 Super Safety FRT requires the following to function correctly:

  • Mil-Spec Fire Control Group — the Super Safety is designed to work with standard mil-spec hammer, trigger, disconnector, and springs. Non-mil-spec triggers may not interface correctly with the cam and lever geometry.
  • M16 or Full-Auto Bolt Carrier Group (BCG) — a standard semi-auto AR-15 BCG with a partial M16 cutout will not reliably activate the trip bar. A full M16-profile BCG is required for the forced reset mechanism to engage consistently.
  • Minimum H2 buffer (4.6–4.7 oz) — a standard carbine buffer is too light for reliable FRT cycling. Light primer strikes or hammer follow after 1–2 rounds typically indicate the buffer is too light. Upgrade to at minimum an H2 buffer; H3 may be needed on shorter-barreled or suppressed builds.
  • Low-shelf lower receiver — the Super Safety lever requires clearance behind the trigger pocket. High-shelf lowers (typically found on certain mil-surp and Colt-pattern lowers) may require minor material removal in the lower to allow the lever to travel fully rearward during cycling. Colt lowers may also have a shelf designed to block certain full-auto components, which can interfere with installation.

Not compatible with: AR-10/LR-308, AR 12-gauge, AR .22 LR, or any platform not using a standard M16-profile BCG.

Straight Flat-Face vs. Curved Trigger

The straight flat-face trigger provides a uniform vertical surface across the trigger shoe, which many shooters prefer for its consistent finger placement and the perceived improvement in leverage during the pull. A curved trigger has a standard bowed profile that naturally indexes the fingertip toward the center of the shoe. The choice between flat and curved is primarily personal preference — neither design changes the trigger's pull weight, reset, or Super Safety functionality. If you prefer the standard curved profile, the NSPEC AR-15 Super Safety FRT with curved trigger is also available.

Installation

Installation is a drop-in process that does not require modification to a standard mil-spec low-shelf lower receiver. The Super Safety components install in place of the existing safety selector using the existing detent and spring. The included straight flat-face trigger replaces the existing trigger if needed, though the Super Safety system is compatible with any mil-spec trigger that has been pre-milled with the appropriate Super Safety cuts. Full installation videos are available from NSPEC — watch both the introduction and the installation video before starting.

State Restrictions and Legal Notice

The AR-15 Super Safety FRT is not available in states that restrict rate-of-fire modifying devices or forced reset triggers. Verify your state's current laws before purchasing. For a detailed state-by-state verification workflow, see the NSPEC FRT buyer's guide and the full forced reset trigger category.

1 Review

  • Product Rating Product Rating Product Rating Product Rating Product Rating 5
    Review

    The NSPEC FRT is a cost effective upgrade that you will love! Easy install and flawless performance, absolutely love it!

    Posted by Mike on Jan 6th 2026

Frequently Asked Questions

  • What is the difference between the straight and curved AR-15 Super Safety trigger?

    The straight flat-face trigger has a uniform vertical face across the trigger shoe, while the curved version has the traditional bowed profile found on mil-spec AR triggers. Both versions include the identical Super Safety cam, lever, and detent system — the only difference is the trigger shoe geometry. Flat-face triggers are often preferred by shooters who want a consistent finger placement reference and a slightly different feel during the pull. If you are unsure which to choose, either will perform identically in terms of Super Safety function and durability.

  • Does the Super Safety FRT replace my existing trigger group?

    Not entirely. The Super Safety system replaces the safety selector and adds a cam and lever that interface with your existing mil-spec trigger and hammer. The included straight flat-face trigger replaces the trigger shoe if needed, but the hammer, disconnector, and springs remain your existing mil-spec components. This differs from a full drop-in FRT kit that replaces the entire fire control group. Because it works with your existing components, the semi-auto trigger feel in Semi mode is determined largely by your existing mil-spec fire control group quality.

  • Why do I need an M16 bolt carrier group for this to work?

    The Super Safety forced reset mechanism relies on the bolt carrier physically contacting and actuating the trip bar as the BCG travels rearward. A standard semi-auto AR-15 BCG has a partial M16 cutout that may not reliably strike the trip bar at the correct angle or with sufficient force to activate the reset mechanism on every cycle. An M16-profile (full-auto) BCG has the complete rear profile needed to consistently engage the trip bar. Using a semi-auto BCG is the most common cause of inconsistent or failed forced resets with the Super Safety system.

  • Why does the Super Safety require an H2 buffer minimum?

    The forced reset mechanism requires the BCG to travel far enough rearward to fully actuate the trip bar before returning forward. A standard carbine buffer (approximately 3.0 oz) is too light for many builds, causing the BCG to cycle faster than the trigger mechanism can reset. Symptoms of an under-weight buffer include light primer strikes (the hammer follows the BCG forward before fully resetting) or failure to reset after the first 1–2 rounds. An H2 buffer (approximately 4.6–4.7 oz) slows the BCG cycle slightly, giving the trip bar time to actuate consistently. Suppressed or short-barreled builds may require an H3 buffer.

  • What is the centering block and do I need it?

    The centering block is a small spacer included with the kit that ensures the Super Safety lever sits centered in lower receivers with a wider trigger pocket, typically M16-style lowers. Most standard AR-15 mil-spec lowers with a standard-width trigger pocket do not require the centering block. If you install the Super Safety and notice the lever sitting off-center or binding during operation, install the centering block to correct the alignment. It requires no modification to the lower — it simply positions the lever correctly within the trigger pocket.

  • How does this compare to the Rare Breed FRT-15 or other full drop-in FRTs?

    The Super Safety uses a selector-based mechanism that works with your existing mil-spec fire control group, while a full FRT kit like the Rare Breed FRT-15 or the NSPEC AR-15 Super Safety FRT replaces the entire fire control group with a purpose-built forced reset system. Full drop-in FRTs generally provide a more consistent and faster reset because the entire trigger group is engineered around the forced reset function. The Super Safety is a more accessible entry point into forced reset functionality since it works with standard mil-spec components, but it requires the M16 BCG and H2 buffer to function reliably. The Super Safety also differs by preserving your semi-auto trigger pull in Semi mode, since it uses your existing trigger.

  • Will this work in a Colt lower or a high-shelf lower?

    High-shelf lower receivers require minor material removal — typically a brief pass with a Dremel — to allow the Super Safety lever to travel fully rearward during cycling. Without this clearance, the lever will bind and the BCG will not complete its travel. Colt lowers and some mil-surplus lowers may also have a shelf or block inside the lower designed to prevent certain full-auto components from seating, which can interfere with the Super Safety lever. If you are using a Colt lower, verify clearance before ordering. Most modern commercial and mil-spec low-shelf lowers install without modification.

  • Is the Super Safety FRT an NFA item or auto sear?

    No. The Super Safety FRT is not an NFA item and does not convert the rifle to automatic fire. The system forces the trigger to reset mechanically, but one round is fired per complete trigger pull — the shooter must release and pull the trigger again for each shot. This is the defining characteristic of semi-automatic fire under federal law. The Super Safety does not constitute a machine gun, auto sear, or NFA-regulated device under 26 U.S.C. § 5845(b). Always verify compliance with your specific state's laws before purchasing, as state definitions can be broader than the federal standard.

  • What happens if I experience light primer strikes after installation?

    Light primer strikes after the first 1–2 rounds typically indicate that the hammer is following the BCG forward before fully resetting — a condition called hammer follow. This is almost always caused by a buffer that is too light. Upgrade to an H2 buffer (4.6–4.7 oz) as the first troubleshooting step. If the problem persists after upgrading to H2, try an H3 buffer (5.0 oz), particularly on suppressed or short-barreled builds where back-pressure increases BCG velocity. Also confirm you are running a full M16-profile BCG, as a semi-auto BCG is the second most common cause of inconsistent reset.

  • Is bulk pricing available on the Super Safety FRT?

    Yes. Bulk discounts are available at three tiers: 10% off for 10–19 units, 25% off for 20–49 units, and 30% off for orders of 50 or more. Contact NSPEC directly at nspecinnovations.com/contact-us for large-quantity orders or wholesale inquiries.

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