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    SBR Barrels & Upper Receivers

    Are you looking for SBR barrels? K-Var has your back. Need SBR upper receivers? We've got you covered there, too. Many gun owners turn to SBRs for personal defense and competitive shooting, drawn to the small form factor for tight quarters and portability. Our SBR barrels and upper receivers can get you the build you need. We carry manufacturers you can trust, including Daniel Defense, Sig Sauer, Diamondback and Primary Weapons Systems. For SBR upper receivers and barrels, look no further than K-Var.

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      23 products found.

      LUTH AR 14.5" SOCOM BBL W/FSB

      LUTHBL-F14-7
      $189.99 $178.59

      PWS MK114 MOD 1-M UPR 14.5" 223WYLDE

      PWSM114UA01-2F-NC
      $1,099.95 $1,029.49

      PWS MK114 MOD 2-M UPR 14.5" 223WYLDE

      PWS2M114UA01-2F-NC
      $1,349.95 $1,299.95

      RADIAN UPPER 10.5" 223 WYLDE BROWN

      RWR0451
      $1,904.95

      RADIAN UPPER 9" 300 BLK GRAY

      RWR0443
      $1,829.95

      RADICAL UPPR 300BLK 10.5" MLOK BLK

      RAFCFU105-300HBAR10RPR
      $474.95 $433.97

      ROSCO BL BBL SAUCE PACK 10.5" 5.56

      ROSSP-BL-105-556-BCG-G
      $295.95 $266.36

      ROSCO BL BBL SAUCE PACK 11.5" 5.56

      ROSSP-BL-115-556-BCG-G
      $299.95 $269.96

      ROSCO BL BBL SAUCE PACK 12.5" 5.56

      ROSSP-BL-125-556-BCG-G
      $304.95 $274.46

      ROSCO PB BBL SAUCE PACK 13.7" 223WYL

      ROSSP-PB-137-223-BCG-G
      $324.95 $292.46

      TROY A4 COMPLETE UPPR 556 10.5"

      TRYSUPG-A4S-10BT-00
      $770.00 $699.99