Brian , if you still need info. on that staff I just saw it on the Otto Frei website listed as 22bb#80 a 47633 same as old #1508,47607 for 16s models 6th 7th 8th 9th 11 &13. hope this helps Al Wallace
Posts: 32 | Location: Honey Brook, Pennsylvania in the USA | Registered: October 27, 2010