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.

Caliber: 5.56x45mm NATO
Barrel Length: 16"
Action: Semi-Auto
OAL: 30.80"
Twist: 1:8"
Grips: Black Polymer
Handguards: M-LOK
Receiver Material: 7075-T6 Aluminum
Thread Pattern: 1/2"-28 tpi
Stock Description: 6 Position Magpul SL-K
Barrel Length: 16"
Receiver Finish: Black Hard Coat Anodized
Trigger: Single-Stage
Weight: 7 lbs