24"x30" Aluminum Sign Blank posts-brackets-hardware Meets ASTM D4956 specifications for

Meets ASTM D4956 specifications for traffic signage - average life span of 10 years

A speed violator strobe flashes to alert motorists who exceed the threshold speed you set for each of your speed displays

MUTCD Sign Designation: W21-8

This polymer post with integral metal U-channel is easily driven into all types of soils

Adjusts to any sign angle after installation

24"x30" Aluminum Sign Blank posts-brackets-hardware Meets ASTM D4956 specifications for24" x 30" Aluminum Traffic Sign Blank Sign Blanks are made at the time of the order. Production time in 5 days. Traffic sign blanks come with radius corners, . 080" aluminum, 3 8" hole punch, and Alodine coating to meet Federal, ASTM, and ATSSA specifications. Radius corners and hole locations match MUTCD Standard Highway Sign Blank Standards. Aluminum: Aluminum is . 080 Aluminum #3105. Material manufactured within the United States.