VisorCentral.com (http://discussion.visorcentral.com/vcforum/index.php)
- Springboard Modules (http://discussion.visorcentral.com/vcforum/forumdisplay.php?forumid=10)
-- Swivel Systems SG20 (http://discussion.visorcentral.com/vcforum/showthread.php?threadid=5253)

Here's a link to the SG20. this is a very
cool little unit. Cooler in a springboard mod though. http://4a2z.com/cgi/rfr.cgi?4PDAS-2...-gadgeteer.com/

the gadgeteer site will also show you the eyemod and others.