Backhoe 1050 BACKHOE #???

[SHIFTY]

I am trying to figure out what number the deere subframe mounted hoe it is?The serial number on the hoe is 01550,it looks bigger than a number 8,it has about a 12 ft reach,did they have a #9 or 10?I just picked up this 4x4 and id like more info on the hoe b4 I sell the TLB.It is a clean origional owner machine that I got from a friend,Any help would be apprechiated,Thanks in advance