Sig Sauer Tread Sight Rail | M-LOK | Black

Sig Sauer Tread factory 4-slot Picatinny rail section fits the M-LOK mounting slot interface. It is meant to be used on the M400 Tread rifle as a front sight rail, but can be used for other purposes.

KEY FEATURES:
Black finish | MLOK rail | For the M400 Tread