Angry Gun 370mm Carbon Steel Inner Barrel for WE M4/ MSK GBB (With 60 Degree Hop Up Chamber Set)

Angry Gun 370mm Carbon Steel Inner Barrel for WE M4/ MSK GBB (With 60 Degree Hop Up Chamber Set) Carbon Steel Construction High grade precision barrel at 6.03mm diameter for extra power and precision shooting Suitable For WE M4/ MSK Series Airsoft Gas Blow Back GBB Rifle For custom upgrade user, you can choose a longer barrel Come With 60 Degree Hop Up Chamber Set The included hop-up chamber further enhances your shooting performance and experience by allowing for finer adjustments. Length: 370mm