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Thread: What is the rheostat housing on the HHA sights and how do I use it?
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Old 11-12-2008 | 07:39 PM
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walks with a gimp
 
Joined: Feb 2003
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From: Alvo Nebraska USA
Default RE: What is the rheostat housing on the HHA sights and how do I use it?
The outer, forward housing is meant to be turned by hand to expose the wrapped fiber optic material underneath. More exposed fiber means a brighter pin. Mine turned hard by hand at first and I think I used vaseline on the rubber O ring to make it turn easy, not sure what I did[&:]
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