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Franklin Armory FAI-15 BINARY® AR-ESSENTIAL CVR™ - 5.56 NATO - Used; Excellent Guns International #: 103554815 Seller's Inventory #: AI-53802LEE0326 Category: Franklin Armory Rifles - AR15 Rifles Seller's Information When emailing or calling sellers direct, please mention that you saw their listing on GunsInternational.com Seller: PortersPawn Company: Porter's Pawn Member Since: 11/20/25 State: Arkansas Zip: 72653 Country: United States Phone: (870) 424-7296 Platinum Seller Number of Active Listings: 85 Total Number of Listings: 260 Seller: FFL Dealer Return Policy: 3 day inspection and return policy on used guns. Factory New Premium Rifles Ship Free to Lower 48 States. Payment Types Accepted: Credit and Debit Cards, Cash (in person), Money Orders, Checks (Via ACH), About Us: For over 30 years, Porter's Firearms has been the trusted choice for shooters of all experience levels. We offer an extensive selection of both premium new rifles and quality used firearms, ensuring there's something for every hunter and budget. Our expert staff provides personalized service for custom builds, optics selection, and complete rifle systems. Take advantage of flexible layaway plans and free shipping on premium rifles to the lower 48 states. From your first scope to a premium rifle system setup, we're here to help you shoot with confidence. Description: Franklin Armory FAI-15 BINARY® AR-ESSENTIAL CVR™ - 5.56 NATO - Used; Excellent Like New Franklin Armory FAI-15 – BFSIII® Binary® Trigger Equipped Rifle For sale is a Franklin Armory FAI-15 BINARY® AR-ESSENTIAL EQUIPPED CVR™ semi-automatic rifle, chambered in 5.56 NATO. This rifle is in excellent, like-new condition and features Franklin Armory's revolutionary BFSIII® AR-ESSENTIAL Binary® trigger, allowing for rapid, controlled fire. Serial Number: A-20671. This complete rifle is built around the innovative Binary® trigger system, which fires one round on pull and one round on release—delivering an unmatched rate of fire while maintaining semi-automatic classification. The upper features a 16-inch LTW contour barrel with a 1:7 right-hand twist, a 15-inch FST™ handguard, a mid-length gas system, a low-profile gas block, and an A2 flash hider. The bolt carrier has a salt bath nitride finish for durability and reliability. The lower receiver is the FAI® multi-caliber platform, equipped with the BFSIII® AR-ESSENTIAL trigger and a single-sided selector. The rifle comes with an M4 stock and A2 grip. Overall length is 33 inches with the stock collapsed and 36.25 inches extended. Specifications Manufacturer: Franklin Armory Model: FAI-15 BINARY® AR-ESSENTIAL CVR™ Serial Number: A-20671 Caliber: 5.56 NATO (Multi-Cal Lower) Action: Semi-Automatic with BFSIII® Binary® Trigger (Pull/Release) Barrel: 16" LTW Contour, 1:7 RH Twist Overall Length: 33" (Stock Collapsed) / 36.25" (Stock Extended) Weight: Approximately 6.5 - 7 lbs Handguard: 15" FST™ Gas System: Midlength Gas Block: Low Profile Muzzle Device: A2 Flash Hider Bolt Carrier: Salt Bath Nitride Charging Handle: Standard Lower Receiver: FAI® Multi-Cal Trigger: BFSIII® AR-ESSENTIAL (Binary® Mode Capable) Selector: Single-Sided Stock: M4 Grip: A2 Color: Black Sights: Optics Ready (No Sights Included) Condition: Used; Excellent (Like New) What's Included Franklin Armory FAI-15 BINARY® Rifle BFSIII® AR-ESSENTIAL Binary® Trigger (Factory Installed) One (1) Standard AR Magazine A2 Flash Hider (Installed) M4 Stock & A2 Grip Binary® Trigger Features Binary® Firing Mode: Fires one round on trigger pull and one round on trigger release, enabling rapid, controlled fire rates. Semi-Auto Mode: Standard semi-automatic function for traditional shooting. Safe Mode: Full safety engagement when not in use. Patented Design: Franklin Armory's revolutionary trigger system is legally classified as semi-automatic while offering unmatched performance. AR-ESSENTIAL Model: Reliable, drop-in ready binary trigger system optimized for the AR platform. Ideal For: Recreational shooting, competition, and enthusiasts seeking the ultimate trigger experience. Build Features 16" LTW Contour Barrel: Lightweight profile reduces overall weight without sacrificing accuracy. Midlength Gas System: Provides smoother recoil impulse and reduced parts wear compared to carbine-length systems. Salt Bath Nitride BCG: Enhanced durability, corrosion resistance, and ease of cleaning. 15" FST™ Handguard: Full-length free-float handguard for accessory mounting and improved accuracy. Multi-Caliber Lower: Versatile platform compatible with multiple calibers (upper dependent). Like-New Condition: Excellent condition with minimal signs of use. Condition Details Overall: Excellent, Like-New condition with minimal signs of use. Mechanical Function: Excellent – Binary® trigger functions perfectly in all modes (Safe, Semi, Binary). Bore: Clean with sharp rifling. Finish: Black anodized finish is pristine with no significant wear, scratches, or damage. Handguard & Upper: Free-float FST™ handguard is clean and true; upper receiver shows no significant wear. Stock & Grip: M4 stock and A2 grip are in excellent condition. Binary® Trigger: Factory-installed and functions as designed. Important Note The Franklin Armory BFSIII® AR-ESSENTIAL Binary® Trigger is a patented trigger system that fires one round on pull and one round on release. It is classified as a semi-automatic trigger system. Please ensure compliance with all local, state, and federal laws regarding trigger systems before purchasing. All listings are available for purchase in-store; please place ato ensure this item is pulled from the showroom. See photos for details, and contact us if you have any questions! SOLD Rifle Caliber: 5.56x45mm NATO Manufacturer: Franklin Armory Model: FAI-15 Binary AR-Essential CVR Serial Number: A-20671 Barrel Length: 16 Condition: Excellent, Like New Condition Metal Condition: Excellent, Like New Condition Wood Condition: No Wood; Does Not Apply Bore Condition: Clean, Clear, Excellent Condition Barrels: 1 Action: Semi-Automatic w/ Binary Trigger Triggers: 1, Select with Binary Trigger Option Stock: Collapsing Stock Extras: Factory Installed Binary Trigger