Guchuan sb30 / gcb53 168kg Silent Box Breaker 406j Impact For 2.5-4.5t Excavators

Join a quick walkthrough that focuses on what matters to users and operators. This video showcases the Guchuan SB30 / GCB53 168kg Silent Box Breaker, demonstrating its 406J impact energy and compatibility with 2.5-4.5T excavators. You'll see how its box type design and 68mm tool diameter deliver powerful rock breaking performance for 4-7 ton small excavators.