What is the plastic slot on the drivers visor for?

PLASTIC KEY SLOT SHIMS - plastic slot Name: 3-Tier 30 Sections Transparent Stackable Adjustable Compartment Slot Plastic Craft Storage Box Organizer For Toy Desktop Jewelry Accessory Drawer Or plastic slot drain Slot machines require rugged materials to stand up under normal gaming action Piedmont Plastic's ABS plastic sheet for the sides and polycarbonate sheet or

plastic slot The slot milling process has a profound effect on surface characteristics such as residual stress and wear resistance, owing to the introduction of severe