Geissele Automatics Super Modular MK4 AR-15 Handguard M-LOK - Desert Dirt - 15"
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Geissele
Overview
The Geissele Automatics Super Modular Mk4 Handguard is a 15" AR-15 handguard designed for extended rifle gas systems, providing ample space for mounting accessories while maintaining a lightweight profile. Made from 6061-T6 aluminum and finished with hardcoat anodizing, it ensures durability and resistance to wear. Its M-LOK mounting interface allows for versatile attachment options for accessories, making it a popular choice among builders looking for a robust and functional handguard in various rifle configurations.
Specifications
Geissele Automatics Super Modular MK4 AR-15 Handguard M-LOK - Desert Dirt - 15"
August 2026 on GunPartPicker
Geissele Automatics Super Modular MK4 AR-15 Handguard M-LOK - Desert Dirt - 15" ranked #18 of the 243 handguards builders added on GunPartPicker in August 2026. Builders have been adding it to their builds on GunPartPicker since March 2026. All time, it ranks #28 of the 683 handguards builders have added. Builds with this handguard are nearly all chambered in 5.56 NATO, nearly all on mid-length gas, and nearly all AR-15.
It was in stock most days in August 2026, but today only Brownells has it in stock. It dipped to $285.41 at Brownells for a stretch in August 2026, well under its usual $400, so sales do come around. Buying today, the lowest price is $400 at Brownells, above August's low of $285.41, so a better deal may come back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
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Frequently Built With
The part most often added in each category by the 17 builds that include this one
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Bravo Company Mfg Upper Receiver Assembly w/ Laser T-Markings, Hard Coated Anodized - 4-UR-M4
Aero Precision M4E1 Stripped AR-15 Lower Receiver - FDE Cerakote
Breek Arms AR-15 Warhammer MOD2 Ambidextrous Charging Handle Black
Bravo Company M16 Bolt Carrier Group Black
Wilson Combat AR-15 Lo-Profile Gas Block .750" Black
Builds Featuring This Part
See all 4 →Builds in the community that include the Geissele Automatics Super Modular Mk4 Ar-15 Handguard M-Lok - Desert Dirt - 15"
| Build | Parts | Total |
|---|---|---|
 | 18 | $7443.96 |
 | 15 | $3700.01 |
 | 23 | $7656.04 |
| 8 | $1204.91 |
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