Back-to-back mini-clamps - Really Right Stuff Mini-Clamp Package
The B2-FAB/mAS Package includes one each B2-FAB mini-clamp, B2-mAS mini-clamp, 1/4"-20 screw, and 5/32" hex key.
Clamps are mounted back to back.
Clamping orientation can be parallel or transverse. To swap the clamping orientation, simply loosen the screw (use included hex key) one full rotation, then pull clamps apart. Rotate 90 degrees, seat back together, and tighten the screw.
Mini-Clamp Package includes one each B2-mAS and B2-FAB joined back-to-back,
$10 package savings.