1949-1950 Chevy Car Front Bumper Guard / License Surround. How about this front bumper license plate surround for your favorite Chevrolet? It is bumper gauge steel that is SHOW QUALITY chrome. It measures almost 19 1/2" wide at the top rear. The 3/8-16" coarse thread mounting holes are 18" apart, on center. The license plate bracket holes are 4" on center. This listing is for 1 guard as shown.