Umarex / VFC MP5A5 GBBR Burst Counting Wheel 3 Round Count (Parts #08-23)

Umarex / VFC MP5A5 GBBR Burst Counting Wheel 3 Round Count (Parts #08-23) Metal Construction Design For Replace the Original Parts Suitable For Umarex/ VFC MP5A5 Series Airsoft Gas Blow Back GBB Rifle