CASE SKID KICK PANEL WINDOW - Includes cab models SR, TR, SV & TV - offered in 1/2" Window is flat as it was designed to be. CLEAR POLYCARBONATE/LEXAN - SUPERCOAT™ BOTH SIDES FORM ~ FIT ~ FUNCTION of OEM glass. Lead time: 1/2" Only - up to 10 business days     Not sure what thickness to get? Click here for info.