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45 MPH Speed Limit Sign
45 MPH Speed Limit Sign
Item Description:
45 MPH Speed Limit Sign
Part Code:
RGR2-145 Series
Price: (each)
$17.99 (5 to 9 pieces)
$16.49 (10 to 24 pieces)
$14.99 (25+ pieces)
Average Rating:

Info & Usage Specs


  • Heavy duty alodized all aluminum construction makes this sign durable & fit for long term exterior use, will not rust. Rigid design allows for either post or wall mounting.
  • Pre-punched holes for fast & easy mounting to existing        posts or poles or purchase our hardware and posts.


Speed limit signs are ideal for controlling the speed at which vehicles travel.  Our 12" x 18" is perfect for private roads & trails, compounds, marinas, campgrounds & more!

Size/in. 12 x 18 
Weight 2lbs
Graphics UV Ink Droplets
Ink Color Black
Face Material/White 3M (AEGP)
Alum Panel/Gauge & Alloy .080"/5052-H38
Corners 1.5" Radius
Mounting 3/8" holes
Type I Reflectivity Level (AEGP) 3M Reflectivity Bulb
Optimum Performance/yrs.
Data Product Bulletins & Notes

Street Sign USA's 12 x 18 MUTCD Sign Dimensions

Size A B C D E
12" x 18" 12" 18" 1.5" 15" 1.5"
18" x 24" 18" 24" 3" 18" 1.5"

24" x 30"

24" 30" 3" 24" 1.5"


Additional sizes & reflectivity level are available for this item.  Please make your selection at bottom of page.


Size Options: 

Additional Size/in. 18 x 24 24 x 30
Weight 4lbs 7lbs


Size Guide:

All Sizes Private roads & property, HOA's, trails, compounds, businesses, personal use.
18" x 24" Public low volume roads, local streets & roadways, 35mph or less.
24" x 30" Public single lane conventional roads, typically with striped center, any speed.

See Table 2B-1 of the MUTCD for more info on size requirements.


Reflective Upgrades For All Sign Sizes:

3M Reflectivity Bulb3M Reflectivity Bulb Type III High Intensity Prismatic (HIA)


Reflective Upgrade   3M (HIA)
Optimum Performance/yrs.  
Reflectivity Level   3M Reflectivity Bulb3M Reflectivity Bulb
Additional Lead Time   1-2 days

Refer to MUTCD Table 2A-3 on minimum retroreflectivity levels.


Street Sign USA Color Wheel Questions about the various levels of brightness?  Learn more by viewing our color reflectivity chart.
D.O.T. Compliance Shipping

The 18" x 24" & 24" x 30" versions of this sign have been specified to meet the U.S. DOT Federal Highway Administration's MUTCD standards.

This sign is listed in the MUTCD.  To learn more about this and other types of Speed Limit Signs, click here
This item normally ships within 2-3 business days!
Please select the size of your sign
Please select the reflectivity level of your sign
Your Price:
45 MPH Speed Limit Sign, Item# RGR2-145 Series. | Reflective Signage | Municipal Quality | DOT MUTCD Compliant | Made In The USA | Order your 45 MPH Speed Limit Sign today.
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