▼ 18% below avg
Sig Sauer M-LOK Sight Rail M400 Tread
Lowest Listed Price
$21.38
MSRP
$29.99
Savings
29% off
Retailers Reporting In Stock
12 Stores
Updated
Sep 2, 2026
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Black finish
For the M400 Tread
MLOK rail
Specifications
Description
The Sig Sauer M-LOK Sight Rail is a factory replacement sight rail for the M400 TREAD. Factory replacement parts are manufactured to the exact same specifications and tolerances as the original parts.
