Originally Posted by Boon Booni
Aren't the Montana and the 276C about the same size?
Montana = 10.2 OZ (+ 4 0r 5 OZ for the AMPS mount)
276 C = 24 OZ (with Touratech mount)
That and the fact the 276C is WAY out from the RAM arm socket gives that 24 Oz a lot of leverage.
EDIT: to give you and idea of how much that 276c moves around the max speed was 326 MPH... I was going faster than I thought!