AM32021 - 1/32 scale Master Model Spitfire Mk. 21/24 (revised Wing) Hispano 20mm in Fairings for Revell

The set includes turned brass barrels. It is very simple to use in Your model, and makes it extremely realistic. Simply cut off the original plastic barrel and drill a hole in the remaining plastic parts and insert the metal barrel using Cyanoacrylate adhesives.