HUBEN GK1 JAMMED?! Here's Why and How to Fix!

Huben K1/GK1 — Случайные темы — Часть 2 / Обновление GK1 .30

Huben GK1 UniMount Optics Mount - FITS ALL GK1s

Monday night plinking with the Tom palmer red ryder.

Huben GK1 - A more in depth look & a few must have upgrades !

Huben GK1 - Регулировка спускового крючка

Huben GK1 - Disassembly

How to Clear a Jammed Huben GK1

Сравнение мощности Huben GK1 Shorty, Full Length и баллистического манекена

Air Power and Gun Powder Target Pistols // Huben GK1 .25 // Volquartsen LLV 22LR Upper

Huben K1 Slug Jam Fix

Huben GK1 v3 Grip Adapter - Installation

Huben GK1 vs 100 YD ARMY Pine Board LETHALITY Test (shocking result)

HUBEN GK1 против EVANIX VIPER

DAS DUELL: STEYR vs. HUBEN

Huben GK1 - Power adjustment

ШЕСТОЕ поколение Глока: А вот это уже интересно!

Huben service: firing valve front and rear seal replacement; barrel alignment

Huben GK1 - Адаптеры для заднего ствола

Huben GK1 Without & With The Suppressor. What's The Difference in DB?

Huben GK1 Rear Picatinny Adapter install for Stock accessories