Looking at buying a Bobcat 773. Its a 2001 with ~1800 hours, has grapple bucket, 3&1 or 4&1 bucket (not sure on what they call it when it opens up to be a dozer blade), tooth bucket, post hole digger with 2 bits, forks, and tracks. He wants $18,000 for it all or $15,000 for the machine and one...