BlackJack Buffers MAC 11 Installation Instructions

  1. Verify firearm is unloaded.
  2. Remove top assembly & bolt assembly per mfg. instruction.
  3. Remove any remains of old buffer.
  4. Install new buffer on back of bolt, push ejector rod through the small hole in buffer; large corner cut-out fits around recoil spring.
  5. Reassemble top assembly & bolt assembly.
  6. Cycle action to verify proper operation.
Disclaimer: All users (you) of any of these products assume all and total liability, risks, and responsibilities for the installation and use of these products. Warranty is limited to material and workmanship only. No other warranty is offered, expressed, or implied.
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