Magazine Valve for M4 /HK416 GBB Series (Original Parts) V2 /V3 /V4 Gas Magazine Compatible VFC

For VFC M4 & HK416 (AR 556 style) gas magazine series.
For VFC M4 20rds & 30rds gas magazine series.
Compatible with VFC M4 & M16 & BCM V2 /V3 /V4 gas magazine.
Compatible with VFC VMAG V2 /V3 /V4 gas magazine.
Compatible with VFC/Umarex HK416 V2 /V4 gas magazine.
Compatible with VFC T91 V4 gas magazine.

Specifications:
● Product Brand : VFC
● MADE IN TAIWAN
● VFC Original Parts
● Material : Copper, Metal, Rubber