GLOCK 21 45ACP STAINLESS FLUTED THREADED BARREL

These barrels are easy to use and install the same as any other barrel, simply drop it in, no gunsmithing or other modifications are required.

Fits Glock 21 pistols (not compatible with Gen 5)
Overall Length: 4.5"
Stainless Steel
Fluted
Threaded .578"-28
Made in USA