Forced Reset

One Horse forced reset AR-15s and parts: Forced Reset Ready™ (FRR) rifles, pistols, SBRs, uppers and handguards, and the Express series with a factory-installed Atrius Forced Reset Selector (FRS).

  • One Horse Express AR-15 rifle, black, right side
    16″ Express 5.56/.223 Atrius FRS Rifle (Black)
    10 CUSTOMER REVIEWS
    SKU: OHX-AI01

    Original price was: $1,199.99.Current price is: $1,149.00.
  • A reliable American-made black AR-style pistol featuring a modular handguard and ergonomic grip on a white background.
    10.5″ Express MLOK 5.56/.223 Atrius FRS Pistol
    6 CUSTOMER REVIEWS
    SKU: OHX-APS01

    Original price was: $1,349.99.Current price is: $1,249.00.
  • A black American-made AR-style pistol featuring a modular handguard, ergonomic pistol grip and polymer magazine on a white background.
    10.5″ Express QUAD 5.56/.223 Atrius FRS Pistol
    6 CUSTOMER REVIEWS
    SKU: OHX-APQ01

    Original price was: $1,349.99.Current price is: $1,249.00.
  • A black American-made AR-style pistol featuring a modular handguard and ergonomic grip for reliable performance.
    12″ Express .22LR Atrius FRS Pistol
    6 CUSTOMER REVIEWS
    SKU: OH-TT01

    Original price was: $1,699.99.Current price is: $1,599.00.
  • One Horse Express M81 Camo AR-15 rifle, right side
    16″ Express 5.56/.223 Atrius FRS Rifle (M81 Camo)
    4 CUSTOMER REVIEWS
    SKU: OHX-AI01-2

    Original price was: $1,549.99.Current price is: $1,479.00.
  • A black American-made AR-15 rifle featuring a modular handguard, adjustable stock, and a high-capacity magazine, showcasing reliable craftsmanship.
    16″ Express .22LR Atrius FRS Rifle
    3 CUSTOMER REVIEWS
    SKU: OH-TT02

    Original price was: $1,699.99.Current price is: $1,599.00.
  • One Horse Express America 250 AR-15 rifle, right side
    16″ Express 5.56/.223 Atrius FRS Rifle (America 250)
    4 CUSTOMER REVIEWS
    SKU: OHX-AI01-1

    Original price was: $1,549.99.Current price is: $1,479.00.
  • One Horse Atrius Lower Parts Kit MIL SPEC AMBI
    One Horse Atrius Lower Parts Kit MIL SPEC AMBI
    SKU: OH-ALPK04

    $389.99
  • One Horse Atrius Lower Parts Kit MIL SPEC
    One Horse Atrius Lower Parts Kit MIL SPEC
    SKU: OH-ALPK03

    $359.99
  • One Horse Atrius Lower Parts Kit AMBI
    One Horse Atrius Lower Parts Kit AMBI
    SKU: OH-ALPK02

    $389.99
  • One Horse Atrius Lower Parts Kit Single Side
    One Horse Atrius Lower Parts Kit Single Side
    SKU: OH-ALPK01

    $359.99
  • FRR HD 7.5" .300 BLK Complete Upper w/ BCG and Charging Handle
    FRR HD 7.5″ .300 BLK Complete Upper w/ BCG and Charging Handle
    SKU: OH-FRRCU08

    $539.99
  • FRR HD 7.5" 5.56 Complete Upper w/ BCG and Charging Handle
    FRR HD 7.5″ 5.56 Complete Upper w/ BCG and Charging Handle
    SKU: OH-FRRCU07

    $539.99
  • FRR HD 10.5" .300 BLK Complete Upper w/ BCG and Charging Handle
    FRR HD 10.5″ .300 BLK Complete Upper w/ BCG and Charging Handle
    SKU: OH-FRRCU06

    $539.99
  • FRR HD 10.5" 5.56 Complete Upper w/ BCG and Charging Handle
    FRR HD 10.5″ 5.56 Complete Upper w/ BCG and Charging Handle
    SKU: OH-FRRCU05

    $539.99
  • FRR HD 16" 5.56 Carbine Gas Complete Upper w/ BCG and Charging Handle
    FRR HD 16″ 5.56 Carbine Gas Complete Upper w/ BCG and Charging Handle
    SKU: OH-FRRCU04

    $539.99
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