STOP signs made with higher performance reflective sheeting are more visible and help improve safety.
Temporary Stop Sign (R1-1) - In-street Crosswalk Signs
Florida's Highway Regulatory Signs
Stop Signs - Solar Traffic Systems, Inc
100% Recycled Aluminum Signs
Traffic Signs - Idaho Regulatory Signs
3M Diamond Grade Reflective Stop SIgn,R1-1 DOT Standard Highly Reflective
LegendViz® LED STOP Sign (R1-1) - TAPCO - Traffic and Parking Control Co., Inc.
Regulatory Signs
Cheap Road & Street Signs Road and Traffic Signs. Warehouse Prices, Fast Shipping!
Manual of Traffic Signs - R1 Series Signs
R1-1 Stop - Kleem Inc.
R1-1 STOP Sign - Standard Traffic Signs
Signs
R1-2 Yield Sign at National Highway Products