AT3™ 16" .22LR Complete Assembled Billet Upper with BCG and Charging Handle
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Product description
Complete .22LR AR-15 Rifle Upper for Inexpensive Training and Fun
Built to Order – Ships Within 3 Business Days
The AT3™ 16-Inch .22LR Complete Upper is a great solution for affordable training, plinking, or small-game hunting with the full AR-15 experience. Assembled from the ground up as a dedicated .22LR system, this complete upper includes a .22LR bolt carrier group and charging handle, ready to drop onto any standard AR-15 lower.
The 16-inch barrel is perfect for getting good velocity, while remaining lightweight and handy when attached to your rifle lower. Experience the joy of shooting at a fraction of the recoil and cost of larger calibers and sharpen fundamentals with the Complete AT3 Tactical .22LR Upper.
Features
- Dedicated .22LR upper instead of a conversion
- 16″ barrel is perfect for varmint hunting, precision builds, and suppressed setups
- Includes .22LR bolt carrier group and charging handle
- Free-float M-LOK handguard for bipods and accessories
- Threaded 1/2×28 muzzle for suppressors or muzzle devices
- Compatible with any mil-spec AR-15 lower receiver
- Lightweight, low-recoil, and cost-effective
Includes
- AT3 Upper
- 16″ .22LR Barrel
- A2 Flash Hider
- .22LR Bolt Carrier Group
- Charging Handle
Specifications
- Brand: AT3 Tactical
- Model: 16 Inch Complete Upper – Dedicated .22LR with BCG/CH
- MPN: FFML-SPEAR-22LR-16
- Caliber: .22LR
- Fit: Mil-Spec AR-15 Lowers
- Barrel Length: 16″
- Thread Pitch: 1/2-28
- Material: Steel and Aluminum
- Finish: Anozided and Stainless
All 8 options on this page
- AT3™ 16" .22LR Complete Assembled Billet Upper with BCG and Charging Handle - Color: Black SKU FFML-SPEAR-22LR-16-0
- AT3™ 16" .22LR Complete Assembled Billet Upper with BCG and Charging Handle - Color: Flat Dark Earth SKU FFML-SPEAR-22LR-16-0-FDE
- AT3™ 16" .22LR Complete Assembled Billet Upper with BCG and Charging Handle - Color: OD Green SKU FFML-SPEAR-22LR-16-0-ODG
- AT3™ 16" .22LR Complete Assembled Billet Upper with BCG and Charging Handle - Color: Pink SKU FFML-SPEAR-22LR-16-0-PNK
- AT3™ 16" .22LR Complete Assembled Billet Upper with BCG and Charging Handle - Color: Red SKU FFML-SPEAR-22LR-16-0-RED
- AT3™ 16" .22LR Complete Assembled Billet Upper with BCG and Charging Handle - Color: Burnt Bronze SKU FFML-SPEAR-22LR-16-0-BB
- AT3™ 16" .22LR Complete Assembled Billet Upper with BCG and Charging Handle - Color: Tungsten SKU FFML-SPEAR-22LR-16-0-TG
- AT3™ 16" .22LR Complete Assembled Billet Upper with BCG and Charging Handle - Color: Titanium SKU FFML-SPEAR-22LR-16-0-TI
Customer reviews
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Questions & Answers 9
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Will this work with the partisan disruptor frt?
Logan May · Mar 16, 2026AT3 Support Team — No, the AT3™ 16″ .22LR Complete Assembled Upper will not work reliably with the Partisan Disruptor FRT, as .22LR uppers use dedicated rimfire BCGs incompatible with forced-reset mechanisms designed for centerfire calibers like 5.56 or 9mm.
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Will this work with the ARC Fire FRT?
Bill · Mar 10, 2026AT3 Support Team — Yes, the AT3 16″ .22LR Complete Assembled Upper works with the ARC Fire FRT trigger. It uses a standard M16-style bolt carrier group (despite .22LR caliber), which is compatible with ARC Fire on mil-spec AR-15 lowers—similar to other .22LR uppers proven with FRTs.
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Does this upper require a buffer tube and buffer?
Ian · Jan 21, 2026AT3 Support Team — No, the AT3™ 16″ .22LR Complete Assembled Upper with BCG and Charging Handle does not require a buffer tube or buffer, as its blowback system uses a self-contained recoil spring within the BCG that never enters the lower receiver. You can run it on any standard AR lower without the buffer assembly for plinking or training.
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What ammo is best to shoot from the AT3 16-inch 22lr upper?
Daniel · Dec 12, 2025AT3 Support Team — For your AT3 16″ .22LR upper, use quality, high-velocity .22LR from the major brands. CCI Mini-Mag 36–40 gr high-velocity: very reliable cycling and clean burning in most semi-auto .22s. Federal AutoMatch or similar 40 gr high-velocity loads: good for bulk practice while still cycling semi-autos well.
Warranty & returns
Backed by the AT3 Lifetime Warranty!
All AT3 Tactical Brand Products carry a lifetime warranty against manufacturer’s defects.
This includes AT3 Red Dot Sights, Handguards, Iron Sights, and any other product that carries the “AT3 Tactical” or “AT3™” name. For other brands (ex. Magpul or Troy), please refer to the manufacturer’s warranty policy.
In the event that your AT3™ product becomes unusable, we will repair or replace the product at no charge to you.
If we cannot repair your product, we will replace it with a product in perfect working order of equal or better physical condition. The warranty is fully transferable, but we may require information about the original purchase to validate the authenticity of the product.
If your product is in need of warranty service, please contact AT3 Tactical to start the process
Our contact info is available here. To expedite processing, please provide your order information and description of the defect.
Please note: The AT3 Lifetime Warranty does not cover loss, theft, intentional damage or cosmetic damage that doesn’t affect the performance of the product.
90-day no-hassle returns
The AT3 Tactical store has a 90 day no-hassle return policy for products in good condition. You can view the full details of our return policy here.
If you encounter an issue or defect with a product after 90 days of your purchase, you can refer to the manufacturer for a warranty claim. Their policies are below.
