Got an as-new (no box) GSO 2" (with 1.25" adapter) quartz diagonal. Bintel's rebadge sells for $199 new, so how about $120 posted?
Picture in link is same as mine, just different brand on the side
http://www.bintel.com.au/Accessories...oductview.aspx
HAPPY TO TRADE DIRECT FOR A USED TAKAHASHI 1.25" PRISM DIAGONAL.
Pic below is of actual diagonal (it came with the Sky90 I bought recently)
PICKUP IS NOT AVAILABLE - POSTED ONLY SORRY.