brass catcher for SIG MCX designed to fit properly against forward assist/shell deflector.
Sig Sauer MCX/MPX Black Telescoping and Folding Stock - Fits Sig MCX/MPZ, 1913 Interface, Flat
Belt Fed FightLite MCR/SHRIKE/FM-9 Gen 2 Brass Catcher
MCX brass catcher for Suppressor Compliant handguard
AR Pic Rail Brass Catcher
VIDEO: The TacStar Brass Catcher Makes Life Easier for AR Shooters - Athlon Outdoors
No AR-15's Here, Just a lot of MCX's : r/ar15
Brass catcher for MPX?
Preview: E&L Universal Brass Catcher
Sig Sauer MCX Parts
Caldwell Pic Rail Brass Catcher with Picatinny Mount and Heat Resistant Mesh : Hunting And Shooting Equipment : Sports & Outdoors
Tactical Brass Recovery, brass catcher
Parts of an AR-15: Shell Deflector
xaegistac Brass Catcher, Universal Shell Catcher Net with Picatinny Rail Mount Heat Resistant Mesh Brass Collection for Rifle Range (Style-1) : Sports & Outdoors
Caldwell Pic Rail Brass Catcher with Picatinny Mount and Heat Resistant Mesh : Hunting And Shooting Equipment : Sports & Outdoors
MCX brass catcher for Suppressor Compliant handguard