Patz silo unloader 98b, ground drive, gathering chain 1yr old. works or for parts. $3500 or best offer Patz stable cleaner, right hand drop, 400 plus feet of chain, (Quebec chain, hook and eye), 24 foot shute, drive unit only used 5 years. $7.50/ft on chain obo, $350 for shute, $3500 for drive unit, corner wheels etc obo