VEVOR Hydraulic Backhoe Thumbs Large Capacity Heavy-Duty Excavator Thumb Attach. Heavy Duty Hydraulic Backhoe Thumb Attachment. Here we offer you seven types of backhoe hydraulic thumb attachment, which are the perfect tool for people that needs to add a high-quality thumb to their excavator. These heavy-duty thumbs are designed with 2-teeth/ 4-teeth, thickened steel plate applied of plasma cutting for precision. It is easy to assemble and bolt-on. 8x24 in Hydraulic Backhoe Thumb. 8x30 in Hydraulic Backhoe Thumb. 10x35 in Hydraulic Backhoe Thumb. 12x35 in Hydraulic Backhoe Thumb. 14x40...