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Reptilia Handguard | M-LOK AR-15 Free Float Rails – Mounts Plus
Reptilia Handguard – Lightweight M-LOK Handguards for AR-15 Rifles
The Reptilia Handguard is engineered for shooters who demand precision, lightweight performance, and modular flexibility in a streamlined design. Built to fit standard AR-15 platforms, Reptilia handguards combine military-grade construction with modern M-LOK compatibility, offering exceptional ergonomics for tactical, competition, and defensive rifle builds.
At Mounts Plus, we carry the full selection of Reptilia Handguards, including 13”, 15”, and 16.3” free-float models in Black and Flat Dark Earth (FDE)—made in the USA and ready to ship.
🔍 What Is the Reptilia Handguard?
The Reptilia Handguard is a free-float, M-LOK-compatible rail system designed for the AR-15 platform. Crafted from 6061-T6 aluminum and hardcoat anodized for durability, this handguard delivers a slim profile, superior heat dispersion, and lightweight handling without sacrificing strength.
✅ Key Features:
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M-LOK slots at 3, 6, and 9 o'clock positions
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Anti-rotation tabs for secure barrel nut engagement
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Continuous Picatinny top rail for optics and accessories
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Slim 1.3" outer diameter for ergonomic grip
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Free-float design improves accuracy and barrel harmonics
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100% Made in the USA
📐 Reptilia Handguard Lengths & Specifications
| Length | Weight (oz) | Top Rail | Color Options | Best For |
|---|---|---|---|---|
| 13” | 10.6 | Full-Length | Black, FDE | Tactical mid-length builds |
| 15” | 11.2 | Full-Length | Black, FDE | Versatile, general-purpose |
| 16.3” | 12 | Extended Rail | Black | SPR, precision rifle builds |
🔩 Why Choose a Reptilia Handguard?
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Ultra-Slim Profile: Comfortable for barehanded shooting or gloved use
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Modular Mounting: Add lights, grips, bipods, and QD mounts using M-LOK
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Improved Accuracy: Free-float system minimizes barrel interference
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Durability: Type III anodized finish resists corrosion and wear
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Proven in the Field: Used by professionals, LE, and serious competitors
Reptilia handguards are battle-ready, lightweight, and designed to outperform bulky legacy rails—perfect for the modern AR builder.
🔧 Installation & Compatibility
Installing the Reptilia Handguard is easy with the included barrel nut and hardware. Designed for standard AR-15 uppers, the rail fits securely with anti-rotation tabs and ensures long-term zero retention for mounted optics and accessories.
Installation Steps:
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Remove your existing handguard and barrel nut
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Install the Reptilia barrel nut and torque to spec
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Slide on the handguard and secure with the included screws
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Attach M-LOK accessories and zero optics as needed
❓ Reptilia Handguard FAQs
What rifles are Reptilia handguards compatible with?
They fit standard AR-15 upper receivers and are designed for .223/5.56 builds using low-profile gas blocks.
Is the Reptilia Handguard compatible with suppressors?
Yes. The internal diameter allows clearance for most suppressors under 1.5” OD, making it suppressor-friendly.
What’s the benefit of a free-float handguard?
Free-float handguards don’t touch the barrel, which reduces barrel flex and improves accuracy.
Are these rails made in the USA?
Yes. Every Reptilia Handguard is CNC-machined in the USA from 6061 aluminum and built to military-grade standards.
🛒 Buy Reptilia Handguards at Mounts Plus
At Mounts Plus, we are proud to carry the full line of Reptilia handguards, available in multiple lengths and finishes. Whether you’re building a lightweight patrol rifle, a precision SPR, or a competition setup, Reptilia delivers unmatched quality and performance.
✅ In stock and ready to ship
✅ Trusted by professional shooters
✅ Made in the USA
✅ Backed by our expert support