Jaeger Precision conducts troubleshooting of a VFC G36C V2 GBBR, which initially underperformed due to internal restrictors. Despite removing these components and significantly increasing the gun's power, issues like magazine choking and double feeds persisted. He points out the internal bolt components, including an unusual plastic restrictor, and seeks community input to determine if the gun's setup is standard or modified, aiming to resolve the remaining problems.