Case had made arangements to harvest last summer at a remote part of our farm with their new design machine;,,, I had to sign release papers provide inside storage at night, and agree not to release any info... machilne had the l10 you talk about ,,, rotor was nearly 4 ft longer and had 2 unloading augers one dedicated to a tow behind cart.... project became booged down nearly 90 miles soouth of me at wheat harvest and never made it.... but engineer,gave me a few bits of info.....