165mm 6.02mm Lightweight Aluminum Inner Barrel, Open Cut Hop-up

Upgrade your airsoft gun with this high quality tight bore inner barrel. The 6.02mm inner diameter prevents the BB from moving around excessively within the barrel, while providing improved range and accuracy. The open cut hop-up window makes adjustments easy and is an ideal upgrade for gas powered pistols. Constructed fully fro high grade aluminum, this inner barrel is ready to withstand the hardships of airsoft warfare, while remaining lightweight. Features: Precision 6.02mm Inner Diameter Open Cut Hop-up Window Polished Burr-Free Crown Improves Consistency