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Knight Armament (KAC) SR-15 5.56mm IWS Complete Lower Receiver


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Out of stock

Knight Armament (KAC) SR-15 5.56mm IWS Complete Lower Receiver

The Knights Armament SR-15 Complete Lower Receiver features a fully ambidextrous design. Unlike other ambidextrous lowers that use unreliable bolt on parts, the SR-15 features integral ambidextrous controls built right into the receiver and designed specifically for this receiver. It is forged from 7075-T6 aluminum and type III class 2 hardcoat anodized black. The SR-15 comes completely assembled with a KAC two stage trigger group, enlarged trigger guard, and an A2 pistol grip.


  • Fully ambidextrous
  • Mil-Spec dimensions
  • Forged 7075-T6 aluminum
  • Black hardcoat anodized
  • H2 carbine buffer
  • Magpul MOE SL-S stock
  • KAC two stage trigger
  • Mfg. Part #25780
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