Lower Parts / Lower Kits / Buffers

AR15 Lower Parts Kits & Buffers

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  • AR ALUMINUM CASTLE NUT, SILVER
    AR ALUMINUM CASTLE NUT, SILVERFinish: Hardcoat Anodized, SilverMaterial: 7075-T6 AluminumFits: Mil-Spec (1.148")Platform: AR-15 / AR-308 ..
    AR ALUMINUM CASTLE NUT, SILVERFinish: Hardcoat Anodized, Silve...
    $10.95$18.95
  • AR MAGAZINE CATCH ASSEMBLY - GOLD PLATED
    AR- 15/ AR 308 LOWERSAR MAGAZINE CATCH ASSEMBLY - GOLD PLATEDUSA MADE ..
    AR- 15/ AR 308 LOWERSAR MAGAZINE CATCH ASSEMBLY - GOLD PLATEDUSA MA...
    $17.95$24.95
  • AR-15 A2 STOCK SPRING
    Full Length A2 SizeSteelFits Full Size Fixed StockMax Qty: 5x Per Order ..
    Full Length A2 SizeSteelFits Full Size Fixed StockMax Qty: 5x Per O...
    $6.95
  • AR-15 AR-15 Lower Parts Kit / Cerakote RED
    AR-15 AR-15 Lower Parts Kit / Cerakote RED - Moriarti Armaments' AR-15 Lower Parts Kit elevates the construction of your rifle. Meticulously crafted with high performance and dependability in mind, our kits provide the essential components required for assembling a superior firearm.All U.S.A. M..
    AR-15 AR-15 Lower Parts Kit / Cerakote RED - Moriarti Armament...
    $69.95$99.95
  • AR-15 AR-15 Lower Parts Kit / Cerakote Tiffany Blue
    AR-15 AR-15 Lower Parts Kit / Cerakote Tiffany Blue U.S.A. Made Lower Parts Kit Includes the following:CERAKOTE RGB Pistol GripCERAKOTE RGB SAFETY SELECTORCERAKOTE RGB TRIGGERCERAKOTE RGB Takedown Pin-LongCerakote RGB Pivot Pin-LongCerakote RGB En..
    AR-15 AR-15 Lower Parts Kit / Cerakote Tiffany Blue U.S.A. Made ...
    $69.95$99.95
  • AR-15 Carbine Buffer Spring
    AR-15 Carbine Buffer Spring - BlackAR-15 all models compatibleCan be used for mil-spec or commercial modelsLength: 10.875"Net Weight: 1.8 oz.Color: BlackMax per order: 10 ..
    AR-15 Carbine Buffer Spring - BlackAR-15 all models compatibleCan b...
    $3.95$14.95
  • AR-15 COMPLETE LOWER PARTS KIT WITH ERGONOMIC POLYMER PISTOL GRIP
    AR-15 COMPLETE LOWER PARTS KIT WITH ERGONOMIC POLYMER PISTOL GRIP U.S.A. Made Lower Parts Kit Includes the following:(1) Pistol Grip - Ergo (Black)(1) Pistol Grip Screw(1) Pistol Grip Lock Washer(1) Trigger(1) Trigger Pin(1) Trigger Spring(1) Trigger Guard (1) Hammer (1) Hammer Spring(1..
    AR-15 COMPLETE LOWER PARTS KIT WITH ERGONOMIC POLYMER PISTOL GRIP ...
    $59.95$84.95
  • AR-15 COMPLETE LOWER PARTS KIT WITH TRIGGER GUARD AND MAGPUL MOE GRIP
    AR-15 COMPLETE LOWER PARTS KIT WITH TRIGGER GUARD AND MAGPUL MOE GRIP INCLUDES:     Magpul Moe Pistol Grip (comes in black by default, you may choose a Magpul color of the grip on top of page)     Hammer     Trigger     Pistol Grip Sc..
    AR-15 COMPLETE LOWER PARTS KIT WITH TRIGGER GUARD AND MAGPUL MOE GR...
    $89.95
  • AR-15 ENHANCED TRIGGER GUARD - GOLD
    T6 AluminumWide For Accepting Tactical GlovesLightweightAnodized Gold Finish ..
    T6 AluminumWide For Accepting Tactical GlovesLightweightAnodized Go...
    $19.95
  • AR-15 EXTENDED BOLT CATCH RELEASE / GOLD PLATED
    Ergonomic Contoured DesignGold Plated FinishFits Over Any 5.56 Milspec Bolt Catch (9mm, 300 Blk, Etc.), And Is Locked In Place With 3 Set ScrewsExtends The Bolt Release Option To The Right Side Of The WeaponLightweightTotal Weight : 0.4 OzUs MadeQuick Bolt On DesignQuick One Hand Acquisition Al..
    Ergonomic Contoured DesignGold Plated FinishFits Over Any 5.56 Mils...
    $29.95$44.99
  • AR-15 FIRE CONTROL GROUP - TIN COATED
    Kit Includes: Hammer, Trigger, & DisconnectorUS Made Tin FinishEnhanced Smooth Trigger PullIncreased lubricity Provides Sharper Trigger Break and Better ResetCerakote Increases Wear and Corrosion ResistanceWeight: 2.3 oz ..
    Kit Includes: Hammer, Trigger, & DisconnectorUS Made Tin F...
    $69.95$79.95
  • AR-15 Lower Parts Kit / OD GREEN Magpul Grip / Drop-In Trigger
    AR-15 Lower Parts Kit / OD GREEN Magpul Grip / Drop-In Trigger  Our AR-15 Lower Receiver Parts Kits (LPK's) include everything you'll need to put together a well-functioning and sleek Lower. The solid steel AR Competition Drop In TriggerS 3.5 lb. are made in the U.S.A.Comes with Magpul Grip ..
    AR-15 Lower Parts Kit / OD GREEN Magpul Grip / Drop-In Trigger ...
    $179.95
  • AR-15 Lower Parts Kit w/ Standard Grip & Trigger Guard
    AR-15 Lower Parts Kit w/ Standard Grip & Trigger Guard. ALL MADE IN USA.Our AR-15 Lower Receiver Parts Kits (LPK's) include everything you'll need to put together a well-functioning and sleek Lower. The solid steel Trigger and Hammer are made in the U.S.A. and each of the pieces are also availab..
    AR-15 Lower Parts Kit w/ Standard Grip & Trigger Guard. ALL MAD...
    $54.95$69.95
  • AR-15 Magazine Catch Assembly w/Button and Spring
    This is our standard Mil-Spec AR-15 Magazine Catch Kit. Included is the mag catch, release button and spring. Each piece is finished in a matte black.Includes:Magazine CatchMagazine Catch ButtonMagazine Catch SpringFits: AR-15 ..
    This is our standard Mil-Spec AR-15 Magazine Catch Kit. Includ...
    $9.95
  • AR-15/AR-10 MAG CATCH LEVER - CHROME
    AR- 15/ AR 308 LOWERSAR-15/AR-10 MAG CATCH LEVER - CHROME6061 Aluminum, USA Made ..
    AR- 15/ AR 308 LOWERSAR-15/AR-10 MAG CATCH LEVER - CHROME6061 Alumi...
    $24.95
  • AR-15/AR-10 PARTIAL LOWER PARTS KIT - SPRINGS AND PINS
    AR-15/AR-10 PARTIAL LOWER PARTS KIT - SPRINGS AND PINS U.S.A. Made Partial Lower Parts Kit Includes the following:   1x Hammer Pin1x Trigger Pin 1x Takedown Pin Detent Spring 1x PIvot Pin Detent Spring 1x Takedown Pin Detent 1x Pivot Pin Detent 1x Safety Selecto..
    AR-15/AR-10 PARTIAL LOWER PARTS KIT - SPRINGS AND PINS U.S.A. Ma...
    $2.95$6.95
  • AR-47 7.62x39 Wolff Extra-Power xp Heavy Hammer Spring
    Common issues with old/cheap 7.62x39 ammo are light primer strikes.  This spring will give your hammer some extra "umph" to set off those primers.  Helps with ignition problems caused by ammo with hard / difficult primers. ..
    Common issues with old/cheap 7.62x39 ammo are light primer str...
    $7.99
  • AR15 ENHANCED NP3 FINISH TRIGGER GROUP
    US Made NP3 Custom FinishEnhanced Smooth Trigger PullIncreased lubricity Provides Sharper Trigger Break and Better ResetNP3 Finish Delivers Premium Resistance & ProtectionKit Includes: Hammer, Trigger, & Disconnector ..
    US Made NP3 Custom FinishEnhanced Smooth Trigger PullIncreased...
    $75.95
  • AR-15 A2 BUFFER - FULL SIZE BUFFER
    A2 Rifle Length5.1 ozMil -specFull Size BufferMax quantity per order - 5Please note, color may vary between black and golden/silver ..
    A2 Rifle Length5.1 ozMil -specFull Size BufferMax quantity per orde...
    $9.95$24.95
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  • AR-15 CARBINE BUFFER - BLACK - 3 OZ
    Carbine lengthAR-15 / M4 Standard BufferBlack Finish3 oz weightMil-specMade in U.S.A.Max quantity per order - 10Please note, color may vary between black and golden/silver ..
    Carbine lengthAR-15 / M4 Standard BufferBlack Finish3 oz weightMil-...
    $1.49$14.95
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  • AR-15 Heavy Tungsten Carbine Buffer 4.3oz - 458 Socom/450BM/50BEU
    There are many ways to smooth the operation of a AR-15 Carbine. One of the most cost effective and quickest upgrades available, is installation of a KVP Heavy Tungsten Buffer. There are many added benefits once you install a Kaw Valley Precision tungsten buffer. Benefits include: increased reliabili..
    There are many ways to smooth the operation of a AR-15 Carbine. One...
    $34.95
  • CARBINE STOCK LOCK PIN - CA Compliant
    Carbine Stock Lock can be used with any adjustable telescoping stock on the market. Simply replacing the spring-loaded adjustment pin on your telescoping stock with our Carbine Stock Lock, you can lock your stock to a fixed position, thereby changing it from a “telescoping stock” to a “fixed stock” ..
    Carbine Stock Lock can be used with any adjustable telescoping stoc...
    $9.95
  • Juggernaut Tactical Hellfighter CA Mod Kit - CA Compliant
    Hellfighter Mod Kit, the perfect, ultra-fast California Compliant magazine lock solution for your AR-15.By changing out your rear take down pin and replacing it with our modified take down pin in combination with a new bolt catch now used as a magazine lock, you will have a completely Californi..
    Hellfighter Mod Kit, the perfect, ultra-fast California Compliant m...
    $99.95
  • AR-15 AMBI BOLT CATCH RELEASE LEVER
    This lever serves its purpose as an ambidextrous bolt release, allowing the shooter to transition between reloads without having to move the non firing hand.AR15/M16 platformsColor: Black ..
    This lever serves its purpose as an ambidextrous bolt release, allo...
    $19.95
  • AR-15 ANTI-WALK PIN SET/STAINLESS STEEL
    AR15/M16 platformsColor: Stainless SteelUSA Made ..
    AR15/M16 platformsColor: Stainless SteelUSA Made .....
    $9.95
  • AR-15 LOWER UPGRADE KIT ENHANCED - CHOOSE COLOR
    AMBI SAFETY:5.56 Cal/.308 CalLightweightAmbidextrousShort Throw Levers With Paddle Knotches On Both SidesMultiple Degree Variations, Plus The Standard 45/90 DegreeOperator Can Set And Manipulate Each Side To A Different Degree If DesiredBlack Nitride FinishAllen Wrench Included​Enhanced Trigger..
    AMBI SAFETY:5.56 Cal/.308 CalLightweightAmbidextrousShort Throw Lev...
    $69.95
  • AR15 ENHANCED ACCESSORY KIT  -  ANODIZED BLUE
    AR15 ENHANCED ACCESSORY KIT:Gen 5 Extended Charging Handle LatchEnhanced Trigger GuardExtended Mag Catch Paddle ReleaseAnodized Blue KitUS Made ..
    AR15 ENHANCED ACCESSORY KIT:Gen 5 Extended Charging Handle LatchEnh...
    $69.95
  • AR-15 5.56 EXTENDED TAKEDOWN PIN SET - G2
    US MadeComplete Front & Rear Takedown Pin SetExtended Knobs For Easy/Quick TakedownFor 5.56 CalCNC MachinedGen 2 ..
    US MadeComplete Front & Rear Takedown Pin SetExtended Knobs For...
    $14.95
  • AR-15 EXTENDED BOLT CATCH RELEASE - VARIOUS COLORS
    Ergonomic Contoured DesignExtends The Bolt Release Option To The Right Side Of The WeaponUS MadeColors: Anodized Blue, Red or FDE (choose on top of page)LightweightQuick Bolt On DesignFits Over Any 5.56 Milspec Bolt Catch (9MM, 300 BLK, Etc.), and ls Locked In Place With 3 Set ScrewsTotal Weight : 0..
    Ergonomic Contoured DesignExtends The Bolt Release Option To The Ri...
    $26.95
  • AR-15 LOWER TAKE DOWN PIN STAINLESS STEEL (REAR)
    Our AR-15 USA made REAR take down pin features an extended end with a port for an attachment of paracord or with ring. Made in USA. Does NOT include detent pin and spring ..
    Our AR-15 USA made REAR take down pin features an extended end with...
    $8.95
  • AR-15 LOWER TAKE DOWN PIN STAINLESS STEEL FRONT
    AR-15 LOWER TAKE DOWN PIN STAINLESS STEEL FRONTOur AR-15 USA made FRONT take down pin features an extended end with a port for an attachment of a ring or paracord. Does NOT include detent pin and spring ..
    AR-15 LOWER TAKE DOWN PIN STAINLESS STEEL FRONTOur AR-15 USA made F...
    $9.95
  • AR15 COMPLETE ANTI-ROTATION TRIGGER/HAMMER PIN /GOLD
    Anti-Rotation Locking Cam PinsCerakote Gold FinishReplaces Trigger/Hammer PinsAllen Key IncludedUS Made ..
    Anti-Rotation Locking Cam PinsCerakote Gold FinishReplaces Trigger/...
    $34.95
  • AR15 COMPLETE ANTI-ROTATION TRIGGER/HAMMER PIN SET
    Anti-Rotation Locking Cam PinsAnodized blackReplaces Trigger/Hammer PinsAllen Key IncludedUS Made ..
    Anti-Rotation Locking Cam PinsAnodized blackReplaces Trigger/Hammer...
    $16.95$29.95
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  • AR-15 EXTENDED ERGONOMIC BOLT CATCH
    AR-15 EXTENDED ERGONOMIC BOLT CATCHSteelErgonomic paddle designNon Slip groovesLightweightUSA Made ..
    AR-15 EXTENDED ERGONOMIC BOLT CATCHSteelErgonomic paddle designNon ...
    $18.95
  • AR-15 Aluminum Standard Trigger Guard Assembly -BLACK
    AR-15 Aluminum Standard Trigger Guard Assembly - BLACKOur standard flat Trigger Guard can be used as a direct replacement for Mil-Spec AR-15 lower receivers. It's constructed of high quality Billet aluminum and has a Black Anodized finish.Features:Billet AluminiumBlack Anodized finishIncludes screw ..
    AR-15 Aluminum Standard Trigger Guard Assembly - BLACKOur standard ...
    $2.95$9.95
  • AR-15 ENHANCED TRIGGER GUARD
       T6 AluminumLightweightBlackWide For Accepting Tactical Gloves Made in USA ..
       T6 AluminumLightweightBlackWide For Accepting Tact...
    $9.95$19.95
  • AR-15 ENHANCED TRIGGER GUARD - OD GREEN
    T6 AluminumLightweightOD Green AnodizedWide For Accepting Tactical Gloves Made in USA ..
    T6 AluminumLightweightOD Green AnodizedWide For Accepting Tactical ...
    $19.95
  • AR-15 EXTENDED MAG BUTTON
    T6 AluminumLightweightMatte FinishKnurled GroovesUSA Made ..
    T6 AluminumLightweightMatte FinishKnurled GroovesUSA Made .....
    $6.95
  • AR-15 / AR .308 EXTENDED MAG CATCH PADDLE RELEASE
    Ergonomic Contoured DesignUS MadeLightweightFits Any .223/.308 Milspec Lower (Forged Or Billet)Total Weight (Including All Hardware) : 0.10 ozQuick Acquisition Allows For Fast Mag ChangeT6 Aluminum ..
    Ergonomic Contoured DesignUS MadeLightweightFits Any .223/.308 Mils...
    $18.95
  • AR-15 / AR .308 EXTENDED MAG CATCH PADDLE RELEASE - ANODIZED GOLD
    Ergonomic Contoured DesignUS MadeLightweightFits Any .223/.308 Milspec Lower (Forged Or Billet)Total Weight (Including All Hardware) : 0.10 ozQuick Acquisition Allows For Fast Mag ChangeT6 AluminumAnodized Gold ..
    Ergonomic Contoured DesignUS MadeLightweightFits Any .223/.308 Mils...
    $24.95
  • AR-15/ AR-10 Extended Magazine Release / Skull Head
    AR-15 / AR-10 oversized extended magazine release with skull headUS MadeLightweightFits Any .223/.308 Milspec Lower (Forged Or Billet) ..
    AR-15 / AR-10 oversized extended magazine release with skull headUS...
    $29.95$49.95
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