HPA Performance 6.02 Tight Bore Inner Barrels are different thanks to a proprietary coating. This process provides the least amount for friction between the stainless steel barrel and the BB. This coating makes it one of the smoothest shooting and accurate barrels you can you can put on your AEG arisoft gun. Available in a verity of size to fit all of your airsoft AEG's
SKU: HPA-6.02-300MM-BARL
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