US STOCK Henglong BB Shooting Unit Gearbox W/ Barrel Recoil Function Spare Part for 1/16 RC Tank Armored Model DIY

Specification:
Item condition: new
Suitable for: 1/16 Henglong RC Tank Model, DIY Models
ID: HL-BBSHOOTINGUNIT-SS

The package includes:
1pc RC Tank BB Shooting Unit comes with Barrel Recoil Function

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.