The Tacfire HG27-4 4" M-LOK Free Float Handguard is a compact and versatile accessory designed for AR-15, M4, and other modern sporting rifles. This short 4-inch handguard features a full-length top Picatinny rail combined with M-LOK mounting slots on the sides and bottom, giving shooters multiple options for mounting accessories. It also includes an integrated quick-detach (QD) sling point for fast and secure sling attachment. The free-float design ensures that the handguard does not contact the barrel, helping maintain accuracy by eliminating pressure points on the barrel.
Why Choose the Tacfire HG27-4 4" M-LOK Handguard?
The Tacfire HG27-4 is an excellent choice for builders looking to create a compact, lightweight, and highly functional AR-15 setup. Its short 4-inch length makes it ideal for pistol builds, short-barreled rifles (SBRs), or as a front rail section on longer handguards. The combination of a full top rail and M-LOK slots provides maximum versatility for mounting optics, lights, lasers, vertical grips, and other accessories. The included QD sling mount adds convenience for users who want a secure and easily detachable sling attachment point. Manufactured from durable aluminum with a hard coat anodized finish, this handguard offers a strong balance of strength, weight savings, and tactical functionality at an affordable price.
Key Features of the Tacfire HG27-4 M-LOK Handguard
- 4-Inch Compact Length – Ideal for pistol builds, SBRs, and short configurations
- Full Top Picatinny Rail – Provides a continuous mounting surface for optics and accessories
- M-LOK Mounting System – Multiple M-LOK slots on sides and bottom for modular accessory attachment
- Integrated QD Sling Point – Built-in quick-detach sling mount for fast sling attachment
- Free Float Design – Improves accuracy by eliminating barrel contact
- Lightweight Aluminum Construction – Strong yet lightweight for reduced overall rifle weight
- Hard Coat Anodized Finish – Durable matte black finish with excellent corrosion resistance
- Model HG27-4 – Official Tacfire part number with UPC 729205672569
Performance and Build Quality
The Tacfire HG27-4 4" M-LOK Free Float Handguard is engineered to deliver reliable performance in a compact package. The free-float design ensures that no pressure is applied to the barrel, helping maintain consistent accuracy during shooting. The full-length top rail allows for the mounting of backup iron sights, red dot optics, or other rail-mounted accessories, while the M-LOK slots provide a modern, low-profile mounting solution for lights, lasers, and grips. The integrated QD sling point is strategically placed for balanced carry and quick transitions. Constructed from high-quality aluminum and finished with a tough hard coat anodizing, this handguard is built to withstand the rigors of regular use while remaining lightweight. Its short length makes it particularly well-suited for close-quarters builds where maneuverability is a priority.
Technical Specifications
| Product Name | Tacfire 4" M-LOK Free Float Handguard |
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| Model Number | HG27-4 |
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| UPC | 729205672569 |
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| Length | 4 Inches |
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| Mounting System | M-LOK + Full Top Picatinny Rail |
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| Sling Mount | Quick-Detach (QD) Sling Point |
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| Design | Free Float |
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| Material | Aluminum |
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| Finish | Hard Coat Anodized Black |
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| Compatibility | AR-15 / M4 Platforms |
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| Best For | Pistol Builds, Short Configurations, Compact AR-15s |
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| Key Benefit | Compact 4" M-LOK handguard with full rail and QD sling mount |
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Compact versatility for modern builds.
The Tacfire HG27-4 4" M-LOK Free Float Handguard delivers lightweight construction, modular mounting options, and reliable performance for your AR-15 platform.
Important Notice: This product is a firearm accessory. Firearm accessory sales are subject to all applicable federal, state, and local laws. It is the buyer’s responsibility to ensure they are legally eligible to purchase and possess this item in their jurisdiction. Some states and localities may have restrictions on certain firearm accessories. Always comply with all applicable laws. Keep out of reach of children. This product is intended for lawful use only.
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