LayLax - PROMETHEUS Flat Type Hopup Bucking Nub/Tensioner for Soft and Hard
LAYLAX Prometheus Wide Use Metal Chamber Rotary Style M4/M16 Standard Spec
MAXX - CNC Alum Hopup Chamber ME-PRO (Limited Edition Red)-MX-HOP005PRE
SHS - CNC ALUMINUM M4 ROTARY STYLE HOPUP, VERSION II- T-T0091
