The M400 Tread features a free-floating M-LOK handguard, Magpul SL-K 6-position telescoping stock, single stage trigger, 16″ stainless steel barrel, and a 7075 T-6 aluminum receiver with a black hardcoat anodized finish.
SIG SAUER M400 TREAD Rifles Semi Auto
5.56X45MM NATO SEMI AUTOMATIC 30 ROUNDS 16 BARREL SIG SAUER M400 TREAD