Recoil Barrel BB Unit For Henglong 1/16 USA M4A3 Sherman 3898 RC Tank Model

Specification:
Brand: Henglong
Scale: 1/16
Material: Plastic, Metal
Suitable For: 1/16 RC Henglong 3898 USA M4A3 Sherman RC Tank Model
ID: HL-3898W-S-BARREL-SS-BBSHOOTINGUNIT

The Package Includes:
1PC Recoil Function Metal Barrel Come With Plastic BB Shooting Unit

If you have any query or are not sure whether it is correct item that you want, pls feel free to ask me before purchase.