1-1/2 deep

it is protected by other patents pending in the USA and internationally

And our competitors did the voting

Water-resistant casing facilitates all-weather operation

HIVIZ Shooting Systems LiteWave H3 Tritium/Litepipe S&W 2.5'' or Longer Barrel SWN1002 Backpack 1-1/2 deepHIVIZ Shooting Systems LiteWave H3 Tritium Litepipe S&W 2. 5'' or Longer Barrel SWN1002 LiteWave H3 sight combines Tritium with the HIVIZ Litepipe technology for 24 illumination. Now you can have the advantage of day and night performance all in one sight system. All steel construction sight sets are rugged and durable, designed for the roughest use, whether it is personal defense and protection, Law Enforcement or Military. The new LiteWave H3