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7.5″ 300 Blackout Nitride
  • Chamber – 300 Blackout
  • Barrel Twist– 1×8
  • Barrel Thread– 1/2 x 28
  • Barrel Finish– Nitride
  • Flash Hider– A2
  • Handguard – 7” M-LOK Free Float
  • Gas Block– .750 Micro Gas Block
  • Upper Receiver – M4  Billet Flat-Top Upper
  • Bolt Carrier Group– Included
  • Charging Handle– Included

Warranty: 1 year warranty against manufacturer defect. All NFA Rules Apply! ***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.



300 Blackout

Gas System


Twist Rate


Thread Pitch





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JSE 7.5″ 300 Blackout 1×8 Nitride w/ 7” M-LOK Float & Micro GB

Our Price:

JSE 7.5" 300 Blackout 1x8 Nitride w/ 7'' M-LOK Float & Micro GB $409.00
  • MSRP$409.00
  • SKUUCJSE730002

Total in stock: 0

Available on backorder

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5004 State Highway 74 Cape Girardeau, MO 63701
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