Unknown

SIG Sauer RM40016BTRDCA M400 Tread 16" 5.56x45mm NATO 10Rd Semi-Auto Rifle - Black

Unknown Sig Sauer RM40016BTRDCA M400 Tread 16" 5.56x45mm NATO 10Rd Semi-Auto Rifle - Black - Complete Rifle - view 1
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Overview

The Unknown SIG Sauer RM40016BTRDCA M400 Tread 16" 5.56x45mm NATO 10Rd Semi-Auto Rifle - Black is a complete rifle. Compare prices from multiple merchants and find the best deal.

Specifications

MPN12385
PlatformAR-15
Caliber5.56 NATO
Gas System LengthMid-Length
Thread Pitch1/2x28
Action TypeSemi-Auto
Twist Rate1:8
ColorBlack
Barrel Length16.0
ComplianceCA Compliant

Available Merchants(2)

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AR15 Discounts
~$9.99 est. shipping
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$900
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Dirty Bird Industries
~$9.95 est. shipping
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Out of Stock
$900
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Build history on GunPartPicker

Builders on GunPartPicker first added the Unknown SIG Sauer RM40016BTRDCA M400 Tread 16" 5.56x45mm NATO 10Rd Semi-Auto Rifle - Black to a build in August 2026.

Today none of the 2 retailers we track has it in stock right now. Listed prices start at $899.99 at AR15 Discounts for when it comes back.

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