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Sionics M4 Upper Receiver Assembly

$119.95
Quantity:

Out of Stock

Product Description

The Sonics Mil-Spec AR upper receiver is a an awesome choice to start your build. This is essentially the same stripped upper that other big-name companies use, at a much more attractive price. 

 Features:

  • Precision machined to correct Mil-Specs from 7075 T6 Forgings extension
  • Fully Assembled with forward assist, and ejection port cover
  • Mil-Std 1913 Rail for mounting optics and accessories
  • Machined for use with barrels that use an M4 barrel extension
  • Laser etched T-markings for addressing the remounting of optics
  • Includes Mil-Spec Forward Assist with heat treated tool steel pawl, with press fit and pinned cap
  • Hard Coat Anodized per Mil-A-8625F, Type III, Class2
  • Dry Film Lube on interior bore per Mil-Specs

MADE IN THE USA

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