A backhoe thumb attachment is the bucket on the front of a backhoe that does the digging. The complete, accurate name for this product is an excavator thumb.
Consumers can purchase backhoe thumb attachments online or at some sporting and machinery equipment stores. Depending on the brand and size, consumers can find used thumb attachments between $300 and $1000 online. For a brand new, full size thumb attachment, expect to pay around $5,200. This specific thumb attachment is 30 inches wide, 70 inches long and weighs 2,200 pounds. It fits most machines that weigh between 70,000 and 100,000 pounds. It has three different adjustable positions and comes with a 1-year warranty.