CLAMP/Rectangle, size: 3.170 x 1.457, depth: 1.5, panel mount, aluminum, anodized finish. 123-3215-F123-3215-F Rectangular Clamp | 3.170 x 1.457in, 1.5inMSP avionics clamps eliminate the need for panel removal when repairing or replacing an instrument such as an altimeter or artificial horizon. The..