https://www.ebay.com/sch/i.html?_nkw=3M+Speedglas+06+0300+54Qr+Helmet+Shell+W+Rail+For+3M+Tm+9100+Qr+G0170180&_sacat=0&_dmd=2

3M Speedglas 06-0300-54Qr Helmet Shell W/ Rail, For 3M(Tm) 9100 Qr G0170180

Regular price
$170.00
Sale price
$113.00

Helmet Accessory Grouping Helmet Shells, Helmet Shell with Rail, For Use With 3M(TM) Speedglas(TM) Welding Helmet 9100 QR, Replacement Part