Product Description ARP 556 3.0 Metal M-LOK Rail MOSFET Integrated Gearbox (MIG) Compact CQB Design Rear-Wired CHFS Folding Stock Includes 105R MicCap Magazine [G-08-201] & SS-50 Mock Suppressor [G-01-015] WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov/product Customer Reviews