Lower Build Kits

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Lower Build Kits

AR15Discounts has a great selection of Lower Build Kits. We have budget friendly kits starting under $80 and premium kits at competitive prices.

Explore our Curated Selection of Lower Build Kits from Top Tier Brands

Aero Precision , Magpul , Dirty Bird Industries , B5 Systems , NBS

  • Sale!
    Magpul PRS Lite Carbine Lower Build Kit
    SALE ENDS: 00h 00m 00s

    Magpul PRS Lite Carbine Lower Build Kit

    Save 27%
    MSRP: $259.99
    $189.95
  • Dirty Bird Magpul UBR 2-Stage Lower Build Kit

    Dirty Bird Magpul UBR 2-Stage Lower Build Kit

    Save 18%
    MSRP: $361.95
    $341.70
  • Sale!
    Magpul MOE SL-S Carbine Lower Build Kit
    SALE ENDS: 00h 00m 00s

    Magpul MOE SL-S Carbine Lower Build Kit

    Save 30%
    MSRP: $229.95
    $159.95
    • Ray ID: a4582263a9af77be-CMH