Specifications: 

• Case Size: 2-1/8"W x 2-1/8"H x 5/8"D
• Long - 7/8" threaded length, 1-3/16" overall 
  
• 7 inch Spade hands - aluminum - color black 
• ONLY THE SHORT & MEDIUM SHAFTS HAVE EXTRA SPACING BETWEEN THE HANDS TO PREVENT RUBBING..
  
• Shaft Diameter: 5/16"
• Battery: 1'AA' (not included)
• Includes mounting hardware.
  
• 511