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| Construction Equipment Tech Hydraulics, Electronics, General Engineering, ect in constr equip |
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#1
10-29-2015, 02:44 PM
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mechanical excavator thumb
found this on youtube this morning.
very simple and no need for an extra cylinder. Make it with a pin that can be removed so that thumb can be stored in the up position , and you have operating thumb when you need it. https://youtu.be/7NpREiGCLOk cheers andy 
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