MDI Work Zone Safety Products 
11
 //ORIGINAL WINDMASTER® SIGN STANDS//
1.800.521.6776 // www.mditrafficcontrol.com
ORIGINAL WINDMASTER SIGN STANDS  
ARE BACKED AGAINST DEFECTS IN  
WORKMANSHIP, PARTS AND MATERIALS. 
The Original and Still the Best.
◆	 One person deployment without tools.
◆	 Kick-release/telescoping legs simplify set up and handling.
◆	 Easy handling and convenient storage. 3612®DLK and  
4814® Series occupy only 1-cubic foot of storage space when folded.
◆	 Designed for use with long-lasting MDI DuraLatch®, MDI Compact®, 
plastic and sewn pocket roll-up signs.
◆	 4814HDK’s larger footprint provides greater wind resistance. 
◆	 NCHRP-350 and/or MASH accepted.
Uneven Terrain
Adjustable legs for stability on 
curbs or uneven terrain.
Kick-Release
MDI’s Original WindMaster Sign Stand  
The first spring-loaded, portable sign stand in 
the industry, and still the best. Engineered using 
the highest quality components and thoroughly 
tested to ensure exceptional performance.
DROP-N-LOCK UPRIGHT
The molded cap helps to channel your  
MDI® crossbrace into the upright.  
The spring-loaded pin automatically locks 
your MDI DuraLatch, MDI Compact   
or 3-pocket sign in place.
CAMLOCK® UNIVERSAL SIGN BRACKET
Slide the vertical crossbrace on the sign into 
the channel of the CamLock bracket and 
pull up on the handle. This will tighten the 
pressure plate against the crossbrace and 
lock it securely into place.
SCREW-LOCK UNIVERSAL SIGN BRACKET
Slide the vertical crossbrace on the sign into 
the bracket channel. Secure sign by turning the 
screw handle until crossbrace fits tightly against 
pressure plate. 
UNIVERSAL ROLL-UP SIGN BRACKET -  
SA-00001
Used with any standard roll-up sign.
(Order with 4818®K, 4860®K, and 5018K).
RIGID SIGN BRACKETS - SA-01729
Secure signs up to ¾" thick. Two brackets are 
required per sign (Order with 4818K, 4860K, 
and 5018K).
STAND ORDERING INFORMATION 
To order stands, please use the codes below for bracket needed: 
• Roll-Up Only -1	
• Rigid Only -2	
• Roll-Up and Rigid -3
(For example: 4818®K-2)

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