UNICORN Nitroflon Coating 6.03MM Ultimate Precision Inner Barrel For GBB

UNICORN Nitroflon Coating 6.03MM Ultimate Precision Inner Barrel For GBB
In common use
Tokyo Marui-G19
VFC-G19.G19X.G45
WE-G19系列 G19X
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