Geissele Automatics Llc Ar-15 Mk16 13.5" Super Modular Rail M-Lok Ddc

Geissele Automatics Llc Ar-15 Mk16 13.5" Super Modular Rail M-Lok Ddc - Handguard for AR-15 - view 1
Geissele Automatics Llc Ar-15 Mk16 13.5" Super Modular Rail M-Lok Ddc - Handguard for AR-15 - view 2
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Geissele

Overview

The Geissele Automatics AR-15 MK16 13.5" Super Modular Rail is a free-float handguard designed to provide a lightweight yet robust mounting platform for accessories. Constructed from aluminum and finished with hardcoat anodization, it ensures durability while maintaining a sleek profile. This rail features an M-LOK mounting interface, allowing builders to easily attach various accessories without adding unnecessary weight. Commonly found in mid-length gas system builds chambered in 5.56 NATO, this handguard is well-suited for those looking to optimize both performance and versatility.

Specifications

MPN05-650S
Handguard Length14
PlatformAR-15
ColorFDE
Mounting InterfaceM-LOK
MaterialAluminum
Construction TypeFree-Float
FinishHardcoat Anodized

Available Merchants(8)

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Optics Planet
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$334
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Primary Arms
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Frequently Built With

Based on build data

Build Configuration Breakdown

Aggregated and anonymized data showing how builders use this product

Platform

77.8%
AR-1577.8%
AR-1011.1%
AR-911.1%

Caliber

87.5%
5.56 NATO87.5%
.223 Wylde12.5%

Gas System

71.4%
Mid-Length71.4%
Rifle14.3%
Carbine14.3%
Frequently Built With Products
ProductCategoryTimes Built Together
Geissele Automatics Llc Ar-15 Ssa-E X Lightning Bow Trigger7
SureFire SOCOM 4 Prong 5.56 Flash Hider - Suppressor Adapter - 1/2x286
Bravo Company M16 Bolt Carrier Group Black4
Daniel Defense 14.5" 5.56 Nato Chf Mid-Length 1:7 Government Contour Ar-15 Barrel With Gas BlockBarrel4
Wmd Guns Ar-15 Gas Tube Nitromet Mid-LengthGas Tube4
Geissele Automatics Llc Airborne Charging Handle Ddc3
Build Platform Breakdown
PlatformPercentage
AR-1577.8%
AR-1011.1%
AR-911.1%
Build Caliber Breakdown
CaliberPercentage
5.56 NATO87.5%
.223 Wylde12.5%
Build Gas System Breakdown
Gas SystemPercentage
Mid-Length71.4%
Rifle14.3%
Carbine14.3%

Builds Featuring This Part

See all 5

Builds in the community that include the Geissele Automatics Llc Ar-15 Mk16 13.5" Super Modular Rail M-Lok Ddc

BuildPartsTotal
SBR 12.5" 5.56
17$6411.28
for hog hunting 16"
9$1172.14
16" multi
20$3533.92
hog hunter 14.7" 5.56
27$2940.95
As a backup 16"
14$2708.69

Customer reviews

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1 global rating

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Top reviews

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Byers_Remorse_oef
Mk16 13.5 needs proper wrench
Reviewed on February 4, 2026Verified with Build

Geissele Mk16 13.5 inch handguard in DDC is the high end of their rail lineup. The proprietary barrel nut needs Geisseles specific wrench which I didnt own initially. Once I had the right tool install was straightforward. Light and rigid.

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