3ATI CLAMP 4 DP SS LUG RVTCLEAR CHEM FILM COATING 64662B-11064662B-107 ARINC Clamp | 3in, 4in Depth, Chem-Film Alodine FinishMSP avionics clamps eliminate the need for panel removal when repairing or replacing an instrument such as an altimeter or artificial horizon. These patented chem film and an..