This guide details the installation of accessories on the Sig MCX Spear chambered in .308 Win (7.62x51mm). It covers mounting optics like the EOTech Vudu 1-10x with a MAK mount, a Cloud Defensive REIN 3.0 light, and ergonomic enhancements such as a BCM vertical grip and Magpul hand stops. The process emphasizes secure attachment and functionality, referencing the rifle's ambidextrous controls and folding stock.
You've reached the end! 1 videos loaded.
Gun Laws by State
Read firearms regulations for all 50 states + D.C.
Find Gun Dealers
Search licensed FFL dealers near you.
