M400 Tread Replacement Handguards - 13" M-LOK Enhanded Handguard, Black
$129.99 at OpticsPlanet · 13 stores
In stock Sale
M400 Tread Replacement Handguards - 15" M-LOK Enhanded Handguard, Black
Sig Sauer · Rails & Handguards
No ratings yetBest price
$119.99at GunMag Warehouse
In stock checked Nov 13, 2026
Fits and works with
- Handguard length
- 15" · Barrels
Specifications
- Manufacturer
- Sig Sauer
- Color
- Black
- Platform
- AR-15
- Length
- 15"
- Attachment
- M-LOK
- Weight
- 2.4 oz
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| GunMag Warehouse Best price | $119.99checked Nov 13, 2026 | In stock | Buy at GunMag Warehouse | |
| Kentucky Gun Co | $125.93checked Nov 13, 2026 | In stock | Buy at Kentucky Gun Co | |
| OpticsPlanet | $134.79Salechecked Nov 13, 2026 | In stock | Buy at OpticsPlanet | |
| Sportsman's Warehouse | $149.99checked Nov 13, 2026 | In stock | Buy at Sportsman's Warehouse | |
| MidwayUSA | $149.99checked Nov 13, 2026 | In stock | Buy at MidwayUSA | |
| Battlehawk Armory | $112.84Salechecked Nov 13, 2026 | Check store | Buy at Battlehawk Armory | |
| Palmetto State Armory | $129.99checked Nov 13, 2026 | Check store | Buy at Palmetto State Armory | |
| GrabAGun | $129.99Salechecked Nov 13, 2026 | Check store | Buy at GrabAGun | |
| Classic Firearms | $131.93checked Nov 13, 2026 | Check store | Buy at Classic Firearms | |
| AR15Discounts 5% off | $149.99checked Nov 13, 2026 | Check store | Buy at AR15Discounts | |
| Dirty Bird | $149.99checked Nov 13, 2026 | Check store | Buy at Dirty Bird | |
| Brownells 17.76% off · ends Nov 15 · exclusions apply | $132.99checked Nov 13, 2026 | Out of stock | Buy at Brownells |
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: $119.79 at OpticsPlanet. Dashed line = out of stock. Tracking since Sep 28, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| AR15Discounts | $149.99 | $149.99 | $149.99 |
| Battlehawk Armory | $112.84 | $106.07 | $112.84 |
| Brownells | $132.99 | $132.99 | $132.99 |
| Classic Firearms | $131.93 | $131.93 | $131.93 |
| Dirty Bird | $149.99 | $149.99 | $149.99 |
| GrabAGun | $129.99 | $129.99 | $129.99 |
| GunMag Warehouse | $119.99 | $119.99 | $119.99 |
| Kentucky Gun Co | $125.93 | $125.93 | $125.93 |
| MidwayUSA | $149.99 | $146.99 | $149.99 |
| OpticsPlanet | $134.79 | $119.79 | $135.49 |
| Palmetto State Armory | $129.99 | $129.99 | $129.99 |
| Sportsman's Warehouse | $149.99 | $149.99 | $149.99 |
Since Sep 28, 2026.
About this part
The M400 Tread Replacement Handguards - 15" M-LOK Enhanded Handguard, Black is a 15" AR-15 handguard from Sig Sauer. It's sold by 12 stores (5 in stock), from $112.84 to $149.99. The lowest in-stock price in the last 30 days was $119.79 at OpticsPlanet.
From the manufacturer
Factory replacement handguards for the SIG SAUER M400 TREAD. Does not include mounting hardware, use existing hardware. Mfg: Sig Sauer, Inc.
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