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Best-Selling Firearm Parts

(📦 864 products available)

Shop best-selling firearm parts and accessories at HR Tactical Innovations. Compare popular AR-platform components, grips, stocks, controls, optics, tools, and compatible upgrades ranked by store sales.

Popularity does not guarantee compatibility. Confirm firearm platform, caliber, dimensions, fitment, manufacturer specifications, and all applicable laws before ordering or installation.

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  • Bravo Company Manufacturing BCMGUNFIGHTER Grip - Mod 3 – Black Bravo Company Manufacturing BCMGUNFIGHTER Grip - Mod 3 – FDE — alternate view 2

    Bravo Company Manufacturing (BCM)

    BCM GUNFIGHTER Grip Mod 3 - Black

    (1)

    🎨 2 colors available

    $19.95 USD
    View details
  • BCM Gunfighter Short Vertical Grip - Picatinny in Black BCM Gunfighter Short Vertical Grip - Picatinny in Flat Dark Earth, alternate view 2

    Bravo Company Manufacturing (BCM)

    BCM Gunfighter Short Vertical Grip - Picatinny

    🎨 2 colors available

    $39.95 USD
    View details
  • Omega Mfg. AR-15 Quickpull Rear Takedown Pin

    Omega Tactical

    Omega AR-15 Quick Pull Rear Takedown Pin

    (1)
    Low stock (2 available)
    $9.99 USD
    View details
  • Strike Industries LINK Cobra Fore Grip with Cable Management - Black Strike Industries LINK Cobra Foregrip with Cable Management in Flat Dark Earth, alternate view 2

    Strike Industries

    Strike Industries LINK Cobra Foregrip with Cable Management

    (1)

    🎨 2 colors available

    $25.99 USD
    View details
  • 45°/ 90°/ -45° Side to Side Vertical Grip 45°/ 90°/ -45° Side to Side Vertical Grip — alternate view 2
    Sold out

    NcSTAR

    VISM 45° / 90° / -45° Side-to-Side Vertical Grip

    (1)
    $26.99 USD
    View details
  • Planet Eclipse S63 Tactical Extended Adaptor - Black Planet Eclipse S63 Tactical Extended Adaptor - Black — alternate view 2

    Planet Eclipse

    Planet Eclipse S63 Tactical Extended Adapter - Black

    4 available
    $34.95 USD
    View details
  • Streamlight ProTac Rail Mount 2 Weapon Light with Tapeswitch - 625 Lumens Streamlight ProTac Rail Mount 2 Weapon Light with Tapeswitch - 625 Lumens — alternate view 2

    Streamlight

    Streamlight ProTac Rail Mount 2 Weapon Light with Tapeswitch - 625 Lumens

    Restocking soon
    $149.99 USD
    View details
  • First Strike Vise Buttstock / Black – Flat Dark Earth First Strike Vise Buttstock / Black – Olive Drab — alternate view 2

    First Strike Paintball

    First Strike Vise HPA Tank Buttstock - Black

    (2)

    🎨 3 colors available

    $49.99 USD
    View details
  • VISM 1913 Picatinny Vertical & Utility Grips in Black VISM 1913 Picatinny Vertical & Utility Grips in Black, alternate view 2

    NcSTAR

    VISM 1913 Picatinny Vertical & Utility Grips

    🎨 2 colors available

    From $5.99 USD
    View details
  • Black Die Free Co Quick Stop M-LOK barricade stop with integrated QD cup Die Free Co Quick Stop showing its steel barricade face and QD sling cup

    Die Free Co (DFCO)

    Die Free Co Quick Stop M-LOK Barricade Stop and QD Cup

    4 available
    $40.00 USD
    View details
  • Gauntlet Arms 'War Hammer' AR-15 Stock Fits Mil-Spec Buffer Tube Gauntlet Arms 'War Hammer' AR-15 Stock Fits Mil-Spec Buffer Tube — alternate view 2

    Gauntlet Arms

    Gauntlet Arms War Hammer Special Operations AR-15 Stock for Mil-Spec Buffer Tubes

    (1)
    Low stock (2 available)
    $23.95 USD
    View details
  • M-LOK Rail Cover Panels – Gecko and Cyclops — alternate view 8 M-LOK Rail Cover Panels – Gecko and Cyclops – Black Gecko (3-Pack)

    STNGR

    STNGR M-LOK Rail Cover Panels - Gecko and Cyclops

    $24.99 USD
    View details
  • STNGR RPTR® M-LOK Free Float AR-15 Handguard – Black STNGR RPTR® M-LOK Free Float AR-15 Handguard – Black — alternate view 2

    STNGR

    STNGR RPTR M-LOK Free Float AR-15 Handguard

    🎨 3 colors available

    From $154.99 USD
    View details
  • Ultralight Skeletonized Aluminum AR Pistol Grip in Black Ultralight Skeletonized Aluminum AR Pistol Grip in Flat Dark Earth, alternate view 2

    Guntec USA

    Ultralight Skeletonized Aluminum AR Pistol Grip

    🎨 12 colors available

    $74.95 USD
    View details
  • Unity Tactical FAST Micro Mount - 2.26 Inch in Black Unity Tactical FAST Micro Mount - 2.26 Inch in Flat Dark Earth, alternate view 2

    Unity Tactical

    Unity Tactical FAST Micro Mount - 2.26 Inch

    🎨 2 colors available

    $186.00 USD
    View details
  • JE Machine Nylon Grip-POD Tactical Foregrip & Bipod JE Machine Nylon Grip-POD Tactical Foregrip & Bipod — alternate view 2

    JE Machine

    JE Machine Nylon Grip-POD Tactical Foregrip & Bipod

    5 available
    $19.99 USD
    View details
  • Mil-Spec AR-15 Takedown Pin – 10 Colors Available – Black Mil-Spec AR-15 Takedown Pin – 10 Colors Available – Flat Dark Earth — alternate view 2

    AT3 Tactical

    AT3 Mil-Spec AR-15 Takedown Pin

    (3)

    🎨 9 colors available

    From $3.49 USD
    View details
  • Planet Eclipse EMF200 EMC 7.5 inch handguard in black, M-LOK compatible OEM replacement left side Planet Eclipse EMF200 EMC 7.5 inch handguard in black, M-LOK compatible OEM replacement right side

    Planet Eclipse

    Planet Eclipse EMF200 EMC 7.5 Inch Paintball Handguard - Black

    (1)
    Low stock (2 available)
    $79.95 USD
    View details
  • Gauntlet Arms SOPMOD Stock with Storage Compartments Gauntlet Arms SOPMOD Stock with Storage Compartments, alternate view 2

    Davidson Defense

    Gauntlet Arms SOPMOD Stock with Storage Compartments

    (1)
    4 available
    $20.99 USD
    View details
  • AT3 AR-15 Enhanced Billet Trigger Guard Assembly in Black AT3 AR-15 Enhanced Billet Trigger Guard Assembly in Pink, alternate view 2

    AT3 Tactical

    AT3 AR-15 Enhanced Billet Trigger Guard Assembly

    🎨 9 colors available

    From $11.49 USD
    View details
  • Armorer’s Wrench for AR-15 Multi-Fuction Tool

    AT3 Tactical

    AT3 AR-15 Armorer’s Wrench Multi-Function Tool

    Very low stock (1 available)
    $22.99 USD
    View details
  • Northtac MVR Red/Green Reflex Sight in Dessert/Tan Northtac MVR Reflex Sight Reticle Red/Green – Dessert/Tan

    Northtac

    Northtac MVR Red/Green Reflex Sight

    (1)

    🎨 2 colors available

    $34.99 USD
    View details
  • Strike Industries Ultra Light Pivot / Takedown Pins Strike Industries Ultra Light Pivot/Takedown Pins in Flat Dark Earth, alternate view 2

    Strike Industries

    Strike Industries Ultralight Pivot/Takedown Pins

    🎨 4 colors available

    $15.99 USD
    View details
  • Strike Industries AR-15 Billet Magazine Catch - Black Strike Industries AR-15 Billet Magazine Catch Assembly in Flat Dark Earth, alternate view 2

    Strike Industries

    Strike Industries Billet Magazine Catch Assembly for AR-15, T15 & T16

    🎨 4 colors available

    From $16.95 USD
    View details

Best-Selling Firearm Parts & Accessories

Popular firearm parts, AR components, controls, optics, tools, and compatible accessories ranked by sales.

Use this collection to compare best-selling products specifically classified as Firearm Parts. Shopify ranks eligible components, controls, grips, stocks, optics, tools, and compatible accessories by store sales.

Sales rank can help identify popular options, but it does not confirm fitment. Review the product page and manufacturer specifications before ordering or installation.

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