SIG SAUER Factory Replacement M-LOK Sight Rail for M400 TREAD Screws Nuts Black KIT-TRD-SIGHT-RAIL
$29.99
SIG SAUER Factory Replacement M-LOK Sight Rail for M400 TREAD Screws Nuts Black KIT-TRD-SIGHT-RAIL. Factory replacement sight rail for the M400 TREAD Speci