Dimensions: 
• Dial: 3 1/8" (79 mm)
Base: 4 5/8" (117 mm)
Depth: 1 3/8" (35 mm)
Weight: 
• 1 lb 10 oz (737 g)
Product Details
• Smaller forged brass, front-opening hinged bezel case allows easy access to the movement
• Includes instructions & mounting hardware
• Lifetime warranty
• Precision movement

• Fully adjustable, temperature compensated aneroid movement with inch and millibar scales
• Calibrated for altitudes to 3,500' above sea level