https://www.ebay.com/sch/i.html?_nkw=3M+3M+Ab5020+Circle+1+750+100+Emi+Absorber+1+3+4+Circle+Pk100+G5732590&_sacat=0&_dmd=2

3M 3M Ab5020 Circle-1.750-100 Emi Absorber,1-3/4' Circle, Pk100 G5732590

Regular price
$246.00
Sale price
$170.00

EMI Absorber, 1-3/4 In. Circle, PK100, Package Quantity 100, Tapecase product manufactured from 3M material