F6F Hellcat - early armament (.50 cal Browning barrels with drilled cooling jackets).
The set includes turned brass barrels with drilled cooling jackets and blast tubes.
Simply cut off the original plastic barrel and drill a hole in the remaining plastic parts and insert the metal barrel using Cyanoacrylate adhesives.
For open gun bays please use full length barrels from MASTER set: AM-48-001. By Master