– Magwell variants vary slightly in dimensions. The adapted section of barrel will be cut to fit the respective magwell and ramrod core tip length
– Compatible with Elite Caliburn, Caliburn Carbine, U Talon Claw, U Bullpup, U Caliburn, Talon Claw, and others designed to take a 16mm/5/8″ diameter barrel.
– Due to the wider diameter of the couplered section, modifications to shuttle-style pumpgrips need to be made. This includes the Doom Shuttle, U Bullpup, U Talon Claw, and U Caliburn