Upgrade your AEG for maximum performance with this RTQ Tight Bore Inner Barrel from Raptors Airsoft. Constructed fully from stainless steel, this inner barrel replacement can withstand a lifetime of heavy use. The 6.02mm inner diameter ensures the BB will fly straight through the barrel without bouncing around within. The universal design of this inner barrel upgrade allows it to be installed in most M4 style AEGs. Stock up on everything you need to maximize your rifles full potential and add this RTQ Tight Bore Inner Barrel from Raptors Airsoft to your lowdown today.