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18″ 6.8 SPC II
  • Chamber – 6.8 SPC II
  • Barrel Twist – 1×11
  • Barrel Thread – 5/8×24
  • Barrel Steel – Stainless Steel
  • Flash Hider– A2 Style Flash Hider
  • Handguard – 5th Axis 15″ M-Lok Float
  • Gas Block –  Guntec .750 Micro
  • Gas System – Carbine Length
  • Upper Receiver – 5th Axis M4 Billet Flat Top Upper – NO Forward Assist
  • Bolt Carrier Group – Included
  • Charging Handle – Included

Mag NOT Included

Warranty: 1 year warranty against manufacturer defect.
***Ammunition Notification*** JSE Surplus test fires every custom upper to verify cycling. We do not guarantee cycling with all ammunition due to vast differences in the quality of ammunition. We will only warranty cycling with US made ammunition. We will not warranty cycling with imported, steel cased or reloaded rounds. Some of the non-warrantied ammo includes: Tula, Wolf and Perfecta.




Barrel Profile


Twist Rate


Thread Pitch


Gas System







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JSE 18″ 6.8 SPCII 1×11 HBar Stainless Steel w/ Billet Upper & 15” M-Lok Float

Our Price:

  • MSRP$439.00
  • SKUUCJSE1868003
JSE 18" 6.8 SPCII 1x11 HBar Stainless Steel w/ Billet Upper & 15'' M-Lok Float $439.00

Total in stock: 2

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5004 State Highway 74 Cape Girardeau, MO 63701
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