UNICORN 129mm GBB Nitroflon Coating 6.03MM Ultimate Precision Inner Barrel

129mm UNICORN Nitroflon Coating 6.03MM Ultimate Precision Inner Barrel For AAP GBB
For AAP-01 extention barrel or AAP CNC Hop-Up chamber For VFC MP5 / WE Apache(MP5)
1. Material: Brass with Nitroflon Coating
2. 6.03mm Ultimate Precision Inner Barrel
3. AEG specifycation, included AEG 60 degree bucking, 50 degree Hop-Up Nub and brass ring