Description
The Super Modular Rail (SMR) MK4 M-LOK are purpose-built and feature integrated M1913 picatinny rail sections at the fore of the rail in the 3, 6 and 9 o’clock positions. It also features Geissele’s proprietary 2″ long barrel nut.

Geissele Automatics 05278B Super Modular Rail MK4 Black Picatinny Rail Rifle
$350.00
2 in stock
The Super Modular Rail (SMR) MK4 M-LOK are purpose-built and feature integrated M1913 picatinny rail sections at the fore of the rail in the 3, 6 and 9 o’clock positions. It also features Geissele’s proprietary 2″ long barrel nut.
| UPC | 854014005717 |
|---|---|
| Manufacturer | Geissele Automatics |
| Manufacturer Part Number | 05-278B |
| Color | Black |
| Description | M-LOK |
| Finish | BLACK |
| Firearm Model | AR-15 |
| Firearm Type | Rifle |
| Length | 13.5 |
| Material | ALUMINUM |
| Model | Super Modular |
| Product Type | Handguard |
| Rails | Picatinny |
| Size | 13.5" |
| Style | M-LOK |
| Subcategory | Handguards & Forends |
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