Bump Sign 3M And a speed limit 75

And a speed limit 75 sign makes a great gift for your grandpa's mancave

Many highways throughout the US have speed limits of 65 mph

And if you don't show it

Sizes Available: 18x18

And you do not want or allow thru traffic

Bump Sign 3M And a speed limit 75Size: 24x24 We make all our signs from . 080 thick aluminum. Other companies use steel which rusts, plastic which cracks or warps, or a thinner gauge aluminum (. 060 or . 040) which bends or buckles. Material Details We use 3M reflective sheeting and 3M UV resistant inks. 3M offers the following on their sheeting: 3M 3400 Series Engineer Grade Prismatic (EGP): Rated for 5 7 year outdoor lifespan 3M 3930 Series High Intensity Prismatic (HIP):