$20.00 & Under

$20.00 & Under

Step into the world of affordable firearm customization with our exclusive selection of AR15 firearm parts under $20. Dive into our collection where each item is carefully curated to offer exceptional quality and low pricing without breaking the bank. From trigger guards to grips, every component is crafted ensuring optimal performance for your firearm without compromising on your budget. Whether you're a seasoned enthusiast or just starting to explore the world of firearm modification, our under $20 category provides an accessible entry point to elevate your shooting experience.

  • AR15 Trigger Guard Roll Pin FOR TRIGGER GUARD INSTALL-a1armory.com

    10 Pack AR15 Trigger Guard Roll Pins

    $4.73
    10 Pack AR15 Trigger Guard Roll Pins     Product Description: 10 Pack AR15 Trigger Guard Roll Pins Phosphate Coated: Each roll pin features a durable phosphate coating, providing superior corrosion resistance and long-lasting performance...
    $4.73
  • AR15 Gas Tube Retaining Pin, ar15 small parts

    AR-15 Gas Tube Roll Pin

    $0.50
    AR15 Gas Tube Roll Pin        Introducing our high-quality AR15 Gas Tube Roll Pin, meticulously crafted to meet the demands of discerning firearm enthusiasts. Engineered with precision and durability in mind, this...
    $0.50
  • ar 15 gas rings 3 pack for bolt carrier group leaks

    AR15 Gas Ring 3 Pack

    $2.69
    AR15 Gas Ring 3 Pack       Ensure your AR15 or M16 runs at peak performance with our high-quality gas rings. Gas leaks can significantly impact your firearm's reliability, making gas rings a crucial component to maintain. Keep a few of...
    $2.69
  • ar15 knurled dust cover rod with no c clip

    AR15 Dust Cover Rod - Knurled

    MSRP: $3.99
    $2.03
    AR Platform Knurled Dust Cover Rod       Simplify your AR maintenance and improve reliability with our Mil-Spec Knurled Dust Cover Rod — designed to eliminate the hassle of the traditional c-clip while fitting all standard AR-15...
    MSRP: $3.99
    $2.03
  • On Sale
    Pair of Disposable Foam Earplugs Instructions

    Pair of Disposable Foam Earplugs 32db

    Now: $0.68
    Was: $1.00
    Orange Safety Disposable Earplugs These soft, smooth, tapered foam earplugs are molded for maximum comfort and provide excellent noise reduction. The low pressure foam provides all-day comfort and securely fits in a wide range of ear canal sizes. These...
    Now: $0.68
    Was: $1.00
  • AR15 LOWER RECEIVER BLACK ACCU WEDGE

    AR15 Accu Wedge Red or Black

    $1.80
    Accu-wedge                                 MINIMUM ORDER QUANITY OF 3 Tighten Up Your AR – Enhance Accuracy & Reliability Eliminate the play between your upper...
    $1.80
  • On Sale
    3M Disposable Earplugs 8 Pair 32db

    3M Disposable 32db Earplugs 7 Pair Pack

    Now: $3.59
    Was: $5.00
    3M Orange Safety Disposable Earplugs When properly selected and used, the ultra-soft foam of the earplugs conform comfortably to your ear canal and offer exceptional noise reduction. Don’t get to the range without hearing protection. These 3M...
    Now: $3.59
    Was: $5.00
  • Mil-Spec carbine stock lock ring, also known as the 'Castle Nut'.

    AR-15 Mil Spec Castle Nut

    MSRP: $5.99
    $3.14
    AR-15  Steel Castle Nut       Secure your build with unmatched strength and reliability. The AR15 / M16 / AR10 Steel Castle Nut is engineered to provide rock-solid performance in even the most demanding shooting conditions...
    MSRP: $5.99
    $3.14
  • A1A AR-15 Ambi dual sling mount receiver End Plate-A1Armory.com

    AR-15 Ambidextrous Dual Sling Mount End Plate

    MSRP: $8.99
    $4.49
    AR-15 Ambidextrous Receiver Dual Sling Mount End Plate         Upgrade your rifle’s versatility and reliability with the AR-15 Ambidextrous Receiver Dual Sling Mount End Plate. Engineered for rugged durability and...
    MSRP: $8.99
    $4.49
  • AR-15 Receiver Extension End Plates

    AR-15 Mil Spec Receiver End Plates

    MSRP: $7.99
    $3.14
    AR-15 Mil Spec Receiver End Plates                                                              ...
    MSRP: $7.99
    $3.14
  • A1A AR-15 Receiver Extension End Plate

    Bulk Wholesale AR-15 Mil-Spec End Plates

    $2.39
    Bulk Wholesale AR Platform Buffer Tube Receiver End Plates       MINIMUM OF 100 MUST BE PURCHASED Description: Upgrade your AR15, M16, or AR10 with our Mil-Spec AR .223/5.56/.308 Buffer Tube Receiver End Plate, designed to...
    $2.39
  • AR-15 Forward Assist Spring lower part

    10 Pack AR15 Forward Assist Springs

    $5.39
    10-AR15 / AR10 Lower Parts - Forward Assist Springs       Title: "Premium 10-Pack AR15/AR10 Lower Parts - Forward Assist Springs" Product Description: Upgrade your firearm's performance with our premium 10-Pack AR15/AR10 Lower Parts -...
    $5.39
  • AR-15 Gas Key Screw

    AR15/AR10 Gas Key Screw

    $1.13
    AR-15 Gas Key Screw       Title: Precision-Engineered AR-15 Gas Key Screw - Enhance Your Firearm's Performance Description: Upgrade your AR-15, M16, or AR-10 with our top-of-the-line Gas Key Screw, meticulously designed for...
    $1.13
  • A1Armory AR-15 EJECTOR ROLL PIN for bcg bolt carrier groups-A1Armory lower ar15 parts, quantity and bulk discounts

    10 Pack AR-15 Ejector Roll Pins

    $5.84
    A1Armory AR-15 Ejector Roll Pins 10 Pack       AR-15 ejector roll pins play a crucial role in the functioning of the rifle's ejection system. They are small, cylindrical pins that secure the ejector spring and ejector in place within the...
    $5.84
  • AR-15 Extractor Spring for upper bolt carrier group parts in rifle

    10 Pack AR-15 Mil-Spec Extractor Springs

    $6.29
    10 Pack AR-15 Mil Spec Extractor Springs   Mil-Spec Fits any standard AR-15 / M16 bolt Standard power MADE IN USA                                      ...
    $6.29
  • A1Armory AR-15 Trigger Spring

    A1Armory AR-15 Mil Spec Trigger Spring

    $1.79
    A1Armory AR-15 mil-spec Trigger Spring     A1Armory AR-15 Mil-Spec Trigger Spring, meticulously crafted to exacting mil-spec dimensions for optimal performance. This standard power trigger spring is designed for use on both AR15...
    $1.79
  • AR15 MIL SPEC SPRING KIT WITH TRIGGER SPRING, HAMMER SPRING, FROM A1ARMORY

    AR-15 Mil-Spec Lower Parts Spring Kit

    $4.49
    AR-15 Mil-Spec Lower Parts Spring Kit     Upgrade your AR-15 platform with this comprehensive Mil-Spec Lower Parts Spring Kit, built to exacting standards for dependable performance in every condition. Whether you're assembling a new build or...
    $4.49
  • A1armory AR-15 Fire Control Group Hammer/Trigger Pin Set

    AR-15 Nitride Fire Control Group Pin Set

    $2.69
    AR-15 Fire Control Group Pin/FCG Pin Set     Upgrade your AR-15 or M16 lower with our premium AR-15 Fire Control Group (FCG) Pin Set, engineered for superior fit, finish, and function. Whether you're assembling a new build or...
    $2.69
  • AR Platform Hammer Spring

    A1armory AR15 Hammer Spring

    $1.79
    AR Platform Hammer Spring                   Title: A1armory USA-Made MIL-SPEC AR-15/M16 Hammer Spring: Elevate Your Firearm's Performance Features: Precision-crafted in the USA to meet MIL-SPEC standards,...
    $1.79
  • AR-15 mil spec DISCONNECT lower trigger parts-www.A1Armory.com

    AR10 / AR15 Disconnector

    MSRP: $4.49
    $4.04
    AR-15 Disconnector       Upgrade your AR-15 or AR-10 platform with the A1Armory AR-15 Disconnector — engineered for precision, durability, and smooth operation. Whether you're building a new rifle or replacing a worn...
    MSRP: $4.49
    $4.04
  • A1armory AR15 Takedown Pivot Pin Detent Set-www.A1Armory.com

    A1armory AR15 Takedown/Pivot Pin Detent Set

    MSRP: $1.99
    $1.79
    AR-15 Pivot Pin & Takedown Pin Detents       Perfect for replacing lost parts or preparing for future builds, these AR-15 Pivot Pin & Takedown Pin Detents are a must-have for any serious gunsmith, armorer, or enthusiast...
    MSRP: $1.99
    $1.79
  • AR15 Takedown/Pivot Springs & Detents Set

    AR15 Takedown/Pivot Springs & Detents Set

    MSRP: $6.99
    $2.69
    AR-15 Takedown / Pivot springs & Detent Pins       Ensure the reliable function of your AR-15’s takedown and pivot pins with this high-quality Mil-Spec Takedown / Pivot Springs & Detent Pin Set. Perfect for builders,...
    MSRP: $6.99
    $2.69
  • 10 Pack AR-15 Buffer Retaining Spring

    10 Pack AR-15 Buffer Retaining Spring

    $3.83
    10 Pack A1armory Buffer Retaining Springs       Introducing the 10 Pack A1armory Buffer Retaining Springs, designed for both new builds and as reliable replacements for worn-out parts. Crafted with precision and engineered to exacting...
    $3.83
  • AR15 BOLT CATCH ROLL PIN lower rifle parts for bolt catch assembly

    10 Pack AR15 Bolt Catch Roll Pins

    $5.39
    AR-15 Bolt Catch Roll Pin 10 Pack     Upgrade or maintain your AR-15 with confidence using this high-quality 10-pack of AR-15 Bolt Catch Roll Pins. Whether you're building a rifle from the ground up or replacing worn parts, these pins ensure...
    $5.39
  • 2 AR15 Knurled Gas Block Set Screws

    2 Knurled Gas Block Set Screw

    MSRP: $2.99
    $1.70
    2 AR15 Knurled Gas Block Set Screws       Upgrade your AR-15’s gas system with A1Armory’s Knurled Gas Block Set Screws, designed for reliable performance and secure fitment. Proudly made in the USA, these set screws deliver the...
    MSRP: $2.99
    $1.70
  • AR15 1/2in  Black Crush Washer

    AR15 1/2in Black Crush Washer

    $1.79
     1/2in Black Or Stainless Steel Crush Washers     Product Description: Ensure optimal performance and longevity for your AR15 threaded barrel with our premium 1/2 inch crush washers, designed to be used behind flash hiders or...
    $1.79
  • AR-15  AR-10 Hex Head Pistol Grip bolt

    AR-15/AR-10 Pistol Grip Bolt/Star Lock Washer

    MSRP: $1.99
    $0.89
    AR-15 / AR-10 Hex Head Pistol Grip Bolt Set   Use for a new build or as a replacement for that frustrating OEM flat head screwSteel 1/4x28 x 1" Hex boltSteel Star washerMilitary TypeManufactured in the USALimited Lifetime WarrantyMay come in...
    MSRP: $1.99
    $0.89
  • Vibra-Tite 2 ml thread locker tube- medium strength

    Vibra-Tite Medium Strength Threadlocker

    $2.48
    Vibra-Tite 2 ml thread locker tube- Medium Strength       Medium Strength is the perfect kind for your Firearm hardware   FEATURES: Versatile Medium Strength Formula: Vibra-Tite Medium Strength is a reliable...
    $2.48
  • AR-15.308 Black Mil Spec A2 Pistol Grip

    AR-15 A2 Mil Spec Textured Grip

    MSRP: $8.99
    $4.49
    AR-15/.308 Black Mil Spec A2 Pistol Grip       AR-15/.308 Black Mil Spec A2 Pistol Grip Set – a meticulously crafted and 100% USA Made enhancement for your firearm. This set is designed to elevate your shooting experience...
    MSRP: $8.99
    $4.49
  • On Sale
    AR15 Trigger Guard Kit

    AR15 Trigger Guard Kit

    Now: $0.89
    Was: $3.50
    AR15 Mil-Spec Trigger Guard         Our trigger guard assemblies are manufactured from 7075-T6 aluminum, precision machined, and then anodized and assembled. Features: Billet 7075 construction Comes assembled with spring and...
    Now: $0.89
    Was: $3.50
  • AR-15 Magazine Catch Kit assembly

    AR15 Magazine Catch Kit

    $6.29
    AR-15 Magazine Catch Kit       Upgrade your AR-15 with our precision-crafted AR-15 Magazine Catch Kit, engineered for durability, seamless functionality, and mil-spec compatibility. Whether you're building a rifle or replacing...
    $6.29
  • AR10  AR15 Pivot & Takedown Pin Spring lower parts sold in bulk quantity-www.A1Armory.com

    AR10 / AR15 Pivot & Takedown Pin Spring Set

    MSRP: $1.99
    $1.13
    AR-15 Lower Parts - Pivot & Takedown Pin Spring Set       Upgrade your AR platform with our Pivot & Takedown Pin Spring Set, designed for precision fit, long-lasting performance, and seamless compatibility across M16, AR-15, and...
    MSRP: $1.99
    $1.13