Mk14 10.5" Super Modular Rail M-LOK Compatible BLK
$325.00 at Brownells · 9 stores
In stock
Super Modular Mk16 SM Rail 10.5" M-LOK For AR-15 BLK
Geissele Automatics · Rails & Handguards
No ratings yetFits and works with
- Handguard length
- 10.5" · Barrels
Specifications
- Manufacturer
- Geissele Automatics
Compatibility
- Inside diameter
- 1.26"
- Platform
- AR-15
Dimensions and weight
- Length
- 10.5"
Materials and features
- Attachment
- M-LOK, Picatinny
- Free float
- Yes
- Material
- Aluminum
- Color
- Black
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Brownells Best price 17.76% off · ends Nov 15 · exclusions apply | $325.00checked Nov 14, 2026 | In stock | Buy at Brownells | |
| OpticsPlanet | $325.00Salechecked Nov 14, 2026 | In stock | Buy at OpticsPlanet | |
| Ammunition Depot | $325.00checked Nov 14, 2026 | In stock | Buy at Ammunition Depot | |
| GunMag Warehouse | $325.99checked Nov 14, 2026 | In stock | Buy at GunMag Warehouse | |
| Battlehawk Armory | $242.58Salechecked Nov 14, 2026 | Check store | Buy at Battlehawk Armory | |
| AR15Discounts 5% off | $325.00checked Nov 14, 2026 | Check store | Buy at AR15Discounts | |
| Dirty Bird | $325.00checked Nov 14, 2026 | Check store | Buy at Dirty Bird | |
| Classic Firearms | $325.00checked Nov 14, 2026 | Check store | Buy at Classic Firearms | |
| GrabAGun | $325.00Salechecked Nov 14, 2026 | Check store | Buy at GrabAGun | |
| Palmetto State Armory | $325.99checked Nov 14, 2026 | Check store | Buy at Palmetto State Armory |
Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.
Price history
Lowest in-stock price in the last 30 days: $292.50 at OpticsPlanet. Dashed line = out of stock. Tracking since Sep 27, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| AR15Discounts | $325.00 | $325.00 | $325.00 |
| Ammunition Depot | $325.00 | $325.00 | $325.00 |
| Battlehawk Armory | $242.58 | $242.58 | $260.63 |
| Brownells | $325.00 | $325.00 | $325.00 |
| Classic Firearms | $325.00 | $325.00 | $325.00 |
| Dirty Bird | $325.00 | $325.00 | $325.00 |
| GrabAGun | $325.00 | $325.00 | $325.00 |
| GunMag Warehouse | $325.99 | $325.99 | $325.99 |
| OpticsPlanet | $325.00 | $292.50 | $325.00 |
| Palmetto State Armory | $325.99 | $325.99 | $332.99 |
Since Sep 27, 2026.
About this part
The Super Modular Mk16 SM Rail 10.5" M-LOK For AR-15 BLK is a 10.5" AR-15 handguard from Geissele Automatics. It's sold by 10 stores (4 in stock), from $242.58 to $325.99. The lowest in-stock price in the last 30 days was $292.50 at OpticsPlanet.
From the manufacturer
The Super Modular Rail 13.5" (SMR) MK16 M-LOKA(R), NSN# 1005-01-672-4794 (13.5"), has been adopted by USASOC for the URG-I program (Upper Receiver Group Improved). The Geissele Super Modular Rail MK16 offers unmatched performance for the most demanding shooters. Mounted to your AR-15 upper using the updated version of the proven Geissele Barrel Nut design, the MK16 is not only easy to install and maintain but offers superior rigidity. Anti-rotation tabs and set-screws ensure that your rail will won't rotate, even under the most extreme conditions of use. M1913 picatinny rail on top and M-LOK(TM) slots on every quadrant ensures maximum customization for all your ac Mfg: Geissele Automatics
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