Personalized Coordinate Keychain Aluminum Bar Keychain Latitude Longitude Keychain Stamped Key chain GPS Coordinate Key ring Men Keychain (etsy.com)
Custom Initial Keychain with Heart Outline Stamp, Hand Stamped Aluminum Bar Keychain for Couples, His Hers Anniversary, Valentines Day Gift (etsy.com)
If a roll - over situation is detected, the system deploys two aluminum bars within 90 milliseconds to create a survival space for passengers. (drivemag.com)