On Saturday, December 16, 2017 at 5:10:30 PM UTC-8, JS wrote:
http://glidersource.com/cgi-bin/post.cgi?id=1218

Yes, it's heavier than the IMI, but it's cheaper too.
2000 Cobra rigger, electric version with wing saddle for Duo Discus.
$750, available either in Tehachapi, CA or at the SSA convention in Reno.
Should work for other two-seaters with similar wing thickness and aspect ratio.
PM or "reply to author"
Jim

It's on he floor in Reno, near SkySight.
$600 OBO.
Jim