Alpha One is brand new never used. Mounted it on my bike but dimensions didn't work out. Includes Tri-rig Gamma 24 extensions. Extensions are unused. $950 shipped in US
https://photos.app.goo.gl/YDDT2pJSSFuseC7q7
https://photos.app.goo.gl/YDDT2pJSSFuseC7q7