Was a little supprised,
K120 (CK20) = 1074lb
K130 (Ck30) = 1155lb
Less than 100lb diff.
My Case580 is just to big, I am going to be getting a tractor for general work around My 20 wooded acres - lifting/moving (logs, firewood, large rocks, dirt), roto tilling small garden area's, planting fruit...