TacFire KeyMod Picatinny Rail — 3" / 7-Slot, Black Anodized (Model MAR102 / UPC 811261026438)
Expand your rifle’s modular capability with the TacFire KeyMod Picatinny Rail (Model MAR102) — a durable, precision-machined adapter designed to mount Picatinny-compatible accessories to any KeyMod handguard. Measuring 3 inches long with 7 Picatinny slots, this low-profile rail section provides a solid and stable base for lights, lasers, grips, or backup sights without adding unnecessary bulk or weight. Constructed from aircraft-grade aluminum and finished in matte black anodizing, the MAR102 ensures a perfect blend of strength, corrosion resistance, and tactical style.
Why Choose the TacFire MAR102 KeyMod Rail?
Modern rifles use modular systems like KeyMod for lightweight customization, but many essential accessories still rely on the proven Picatinny (1913) mounting standard. The TacFire 3" KeyMod Rail bridges that gap — giving you the ability to attach trusted Picatinny-compatible accessories wherever you need them on your handguard. Whether you’re running a tactical light, vertical grip, or QD sling mount, this rail provides a tight, wobble-free fit and the flexibility to fine-tune your setup.
Key Features & Benefits
Model: MAR102
UPC: 811261026438
Length: 3 inches
Slots: 7 Picatinny (1913 standard)
Material: Precision-machined aircraft-grade aluminum for strength and durability.
Finish: Matte black anodized coating for enhanced corrosion resistance and low reflectivity.
Mount Type: KeyMod interface — attaches directly to KeyMod handguards with included mounting hardware.
Low-Profile Design: Keeps your rifle sleek and comfortable while offering rock-solid mounting.
Lightweight Construction: Adds minimal weight to your firearm while maintaining superior rigidity.
Easy Installation: Includes all necessary hardware; attaches quickly using standard tools.
Versatile Use: Ideal for mounting lights, lasers, grips, bipods, or sights on your AR-style or tactical rifle.
Designed for Reliability and Strength
The TacFire 3-Inch KeyMod Picatinny Rail is CNC-machined for precise tolerances, ensuring a secure fit that won’t shift under recoil. The KeyMod locking lugs and mounting screws work together to deliver a stable connection between the rail and your handguard. The black anodized finish not only provides a professional, non-glare look but also guards against scratches, abrasion, and harsh weather conditions — perfect for field, range, or duty use.
Perfect for Modular Configurations
Tactical & Duty Builds: Mount weapon lights, lasers, or foregrips in the perfect position for fast access.
Competition Rifles: Add hand stops or angled grips to improve handling and speed.
Hunting & Field Guns: Attach bipods or QD sling mounts without bulky rail systems.
Everyday Range Rifles: Customize your setup with flexible accessory placement.
Because the MAR102 measures just 3 inches, it’s large enough for most compact accessories while keeping your rifle streamlined for quick handling.
Compatibility & Fitment Notes
Fits: Any standard KeyMod handguard system.
Not compatible with M-LOK handguards unless using an adapter.
Works with all Picatinny/1913 rail-mounted accessories, including tactical lights, lasers, bipods, grips, and QD mounts.
Hardware included: KeyMod-specific screws and nuts for fast installation.
Installation Overview
Align the rail’s KeyMod lugs with the slots on your handguard.
Slide or press the rail into place until it seats firmly.
Insert the screws and tighten evenly using a hex key (do not over-torque).
Confirm a snug fit and recheck after your first range session.
Tip: Always clean KeyMod slots before installation to ensure a flush, secure connection.
Maintenance Tips
Wipe down the rail after each use to remove dirt and moisture.
Periodically check mounting screws to maintain tightness.
Avoid harsh chemicals or abrasives on the anodized finish.
Lightly oil screw threads to prevent corrosion in humid environments.
Technical Specifications (At a Glance)
| Specification | Detail |
|---|
| Manufacturer | TacFire |
| Model | MAR102 |
| UPC | 811261026438 |
| Length | 3 inches |
| Slots | 7 Picatinny (1913 standard) |
| Material | Aircraft-grade aluminum |
| Finish | Matte black anodized |
| Mount Type | KeyMod |
| Hardware Included | Yes |
| Weight | Lightweight / Low-profile |
| Compatibility | KeyMod handguards |
SEO-Friendly Summary
The TacFire KeyMod Picatinny Rail (Model MAR102) is a 3-inch, 7-slot rail section that converts KeyMod handguards into Picatinny-compatible mounting surfaces. Built from aircraft-grade aluminum with a black anodized finish, it provides a durable, corrosion-resistant platform for attaching tactical accessories like lights, lasers, bipods, and grips. Lightweight, easy to install, and built to last — the MAR102 is the perfect addition for modern AR-platform rifles and carbines. UPC: 811261026438.
Transform your KeyMod handguard into a versatile, accessory-ready system with the TacFire 3" KeyMod Picatinny Rail — a rugged, precision-engineered upgrade for your rifle that delivers functionality, strength, and performance in one compact package.
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