Geissele Super Duty Complete Upper Receiver – DDC – 10.3″


  • Manufactured by Geissele Automatics
  • 5.56mm
  • Mil-Spec upper receiver
  • M4 feed ramps
  • 7075-T6 aluminum
  • Mil-Spec A2 flash hider
  • 10.3″ CMV steel barrel
  • 1-7 twist
  • Government profile
  • Carbine length gas system
  • SMR MK16 9.3″ M-LOK handguard
  • Type III hard coat anodize desert dirt
  • Airborne charging handle
  • SureFire Closed Tine Warcomp
  • Tier 1 Mil-Spec BCG, 158 Carpenter steel


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SKU08-217S Category

Are you looking for a reliable and durable upper receiver group that can offer the latest in weapon technology? Then look no further than the Geissele Super Duty Upper Receiver Group. This complete 10.3-inch mil-spec upper receiver is chambered in 5.56mm and is precision machined and cold hammer forged from the highest quality materials. The Tier 1 mil-spec bolt carrier group is constructed from pure Carpenter 158+ steel, making the bolt stronger and more resistant to wear and tear. The carbine length gas tube and super compact gas block with bomb-proof installation ensures reliable and optimal performance in all conditions. The SMR MK16 9.3-inch 6061-T6 aluminum handguard provides superior cooling capabilities and allows for the attachment of accessories. This upper receiver group is the total package, offering unrivaled strength, reliability, and durability to confidently navigate any scenario.


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