EFK : Product ID: 42197 : MFG# GK2740PB: EFK Ported Barrel, GK2740PB, Glock 27/33, 40 S&W
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This EFK FIRE DRAGON® Ported Barrel is made out of 416 stainless steel which gives you the strength and durability you need. The hardness of the EFK FIRE DRAGON® Ported Barrel is 43-45 RC and being heat treated in a vacuum furnace, this EFK FIRE DRAGON® Ported Barrel is made to last. This EFK FIRE DRAGON® Ported Barrel allows you the accuracy you desire when long distance shooting or at the target range.