SIG Sauer SigTac Complete 551 Lower for SIG 556 Rifles Swiss Stock Swiss Magwell LWR-ASSY-556-SWISS

SIG Sauer
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Change your SIG rifle to fit your personal style with the SIG Sauer SigTac Complete 551 Lower. This is a lower assembly for your SIG 556 that replaces it with a SIG 551 lower that will accommodate the Swiss style magazines.

Specifications and Features:
Complete lower
Swiss magazine compatible
Swiss stock
Matte black