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Old 04-17-2017 | 09:06 AM
  #792  
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JoeW
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I have never left that washer out of any TLR kit I have ever built (three 8ights E, two SCTE and a 22-4). It protects the o ring from the spinning pin. I assumed you meant the actual optional shims because the washers you are referring to are never optional...at least for any kit I have built.
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