64409B-105 3 ATI ARINC Shelf Clamp | 3.175 x 3.175 in, 7 in Depth 050-01780-0001 threaded weatherproof series with a

threaded weatherproof series with a constant 50 Ω impedance and a frequency range of DC to 11 GHz

and do in order to qualify for a Private Pilot certificate

female screw locks

The adjustable head-strap offers a comfortable fit on most heads

Model (EDMO# 1422B12QT) is Class B

64409B-105 3 ATI ARINC Shelf Clamp | 3.175 x 3.175 in, 7 in Depth 050-01780-0001 threaded weatherproof series with aMSP 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 anodized finished clamps are rust proof for up to 25 years; made from lightweight, non conductive aluminum, they make retrofits simpler and faster as well as making the instrument more secure in the panel. This 3 ATI avionics shelf clamp (EDMO# 64409B 105) measures 3. 175 x 3. 175