SHELF CLAMP/Arinc, square, size: 4.975 x 4.975 depth: 7, aluminum, anodized finish. 64405B-10364405B-103 Square Shelf Clamp | 5 ATI, 7in DepthMSP avionics clamps eliminate the need for panel removal when repairing or replacing an instrument such as an altimeter or artificial horizon. These patented ..