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April 2019 Builder Sets April 2019 Builder Sets

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  1. M4E1 Threaded 11.5" 5.56 Barrel Complete Upper Receiver w/ ATLAS S-ONE Handguard
    M4E1 Threaded 11.5" 5.56 Barrel Complete Upper Receiver w/ ATLAS S-ONE Handguard
  2. M4E1 Threaded 11.5" 5.56 Barrel Complete Upper Receiver w/ ATLAS R-ONE Handguard
    M4E1 Threaded 11.5" 5.56 Barrel Complete Upper Receiver w/ ATLAS R-ONE Handguard

2 Items

View as Grid List
per page
Filter by
Sorting Options
  • Position
  • Product Name
  • Price
  • Series
  • With Forward Assist
Low to high