Noga Nogaflex MIni Magnetic Bases   NF-1024-1 

• On/Off switch. 
• Magnet dimensions - 1-3/16" x 2-5/ 16" x 1-7/16" 
• Magnet Force - 72 lbs.

Features:

• Unique 5 axis, 3-dimensional holder.
• Unique patented 360º fine adjustment at the base.
• Central locking mechanisim with NOGA designed spring-loaded bearing.
• Lower arm= 2.204" Upper arm= 2.007"
• Holds Indicator with stem and dovetail