Видео ютуба по тегу Glock Last Round Bolt Hold Open

AR 9 Glock - Last Round Bolt Hold Open Explained

How AR15 last round bolt hold open work

AR9MM WITH LAST ROUND HOLD OPEN

I Tried This One Thing to FIX My Glock43x Slide Lock Problem

Matador Arms MAT-9 last round bolt hold open FIX (Part-3)

Регулировка последнего раунда затвора в открытом положении (LRBHO) от New Frontier

AC-7) Last Round Bolt Hold Open - Troubleshooting the Blowback 9mm AR

Slide will not stay open after the last round is fired

JG9 LRBHO Installation

Atlas Gunworks — настройка затворной задержки Lockback

Foxtrot Mike 9mm AR Last Round Bolt Hold Open not working

Why Won’t My Slide Lock Back After the Last Round? Range Tip of the Week.

LRBHO 9mm Lower questions