Sig Sauer
Barrel Nut M400 Tread
Product Code: KIT-TRD-BBL-NUT UPC/Barcode: 10052116
$25.99
Out of Stock
This is an OEM Sig Sauer M400 TREAD (AR15) Barrel Nut. This is required if you are putting a TREAD handguard on an AR15. Your existing barrel nut will not work if you don't have a M400 TREAD rifle.
