Mount VFC Glock 17 gen 5 Hop Up Unit on VFC Glock 17Gen 3 with Unicorn Tactical Outer Barrel?
Hello, Can I buy a tuning hop-up unit for my VFC Glock 17 Gen 3 that's designed for Gen 5 and then combine it with the Unicorn Tactical Outer Barrel to attach it to my VFC Glock 17 Gen 3? This outer barrel is only compatible with Gen 5, as the Gen 3 hop-up unit…