Details
		 
		  
			Attaches easily to aluminum stringers or joists which measure 3.25 inches across the top flange. Twist on and tack down to the wooden nailer. Drop a 4x4 or pipe down into the pocket for the post.  Lastly, nail 2x4 horizontal rails on 4x4 post at preferred heights
		  
		 
		
		  
			 Additional Information 
		  
		  
			Manufacturer: Ellis Manufacturing Co., Inc.
		  
		  
			For More Information on the Ellis Twistlock Guard Rail Brackets, 
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