Please like and subscribe to the channel! All parts and replicas shown are Airsoft only. This is a series of tech videos focused on GBB Airsoft Replicas. This video shows the complete disassembly and reassembly of the Hop Up Chamber and Outer Barrel for the airsoft VFC MP5A5 V2, MP5K-PDW V2, and MP5K V2 models. 0:00 Introduction 1:12 Remove Tri-Lug Adapter 2:16 Remove Sling Mount 2:40 Remove Set Screws and Outer Barrel Assembly 3:38 Remove Outer Barrel 4:39 Remove Hop-Up Wheel 5:52 Disassemble Hop Up Chamber 7:42 Hop-Up Reassembly 9:44 Hop-Up Screw Reassembly 10:54 Hop Up Wheel and Outer Barrel Reassembly 13:29 Reinstall Outer Barrel Assembly into Receiver 14:13 Sling mount and Set Screw Install 16:14 Tri-Lug Adapter Assembly 17:23 Final Notes Tools and Supplies used: Needle Nose Pliers: https://www.wihatools.com/products/er... MIP Thorpe Metric Hex Drivers https://www.amazon.com/Moores-Ideal-P... Vise https://www.amazon.com/gp/product/B00... Vise Jaws https://www.amazon.com/gp/product/B07... Loctite 243 https://www.amazon.com/Genuine-LOCTIT...