Shields 2-pin brake light switch from water and dirt Helps prevent corrosion and electrical failure Commonly perished or missing on older vehicles This protective rubber boot fits over 2-pin brake light switches to seal out moisture, dust, and grime. It’s a simple but essential part that helps extend the life of your switch and maintain reliable brake light function. Often overlooked during restorations, this boot is frequently found perished or missing entirely. A must-have for keeping your classic vehicle’s electrics protected and roadworthy. .