This mount has a max. of one and a quarter inch grasp, would that work on the mirror stalk?

[This might be better]
RAM Mount Description:
The ATV/UTV camera mount consists of a 1/4"-20 thread centered on a 2.5" diameter plate, strap clamp, 2 zinc coated metal u-bolts, custom high strength composite cradle and socket system. The strap clamp is long enough to wrap around circular rails, most commonly found on ATV's, UTV's, snowmobiles and motorcycles. This mount will accommodate rails from 0.5" to 3.15" in diameter.
Material:
High Strength Composite and Powder Coated Marine Grade Aluminum
Product Number:
RAM-B-149Z-2-202A
Retail:
$41.93