Small Parts & Hardware — Compare Prices Across Retailers

Loadout Combat Lab tracks 232 small parts & hardware products across AR-15. Current observed prices run from $0.35 to $200, with top brands including KNS Precision, CMC Triggers, Guntec USA, Aero Precision, Tiger Rock. Use this page to compare retailers, check category coverage, and move directly into matching product detail pages.

232 productsLow $0.35High $200

Top Products

Ranked by popularity, retailer coverage, and price competitiveness.

Expo Arms Bolt Catch Roll Pin

Expo

Arms Bolt Catch Roll Pin

Small Parts & Hardware

$0.99
Expo Arms Bolt Catch Plunger

Expo

Arms Bolt Catch Plunger

Small Parts & Hardware

$0.99
Precision Defense Trigger Guard Roll Pin

Precision

Defense Trigger Guard Roll Pin

Small Parts & Hardware

$0.99
Expo Arms Trigger Guard Roll Pin

Expo

Arms Trigger Guard Roll Pin

Small Parts & Hardware

$0.99
Precision Defense Bolt Catch Roll Pin

Precision

Defense Bolt Catch Roll Pin

Small Parts & Hardware

$0.99
Precision Defense Bolt Catch Plunger Nitride Finish

Precision

Defense Bolt Catch Plunger Nitride Finish

Small Parts & Hardware

$1.49
Precision Defense AR 15 Disconnect

Precision

Defense AR 15 Disconnect

Small Parts & Hardware

$3.49
CMC Triggers CMC Triggers AR-15/AR-10 Rifle Single Stage Drop-in Trigger, Tactical Flat, 3.5 lb Pull, Large Pin, 91507

CMC Triggers

CMC Triggers AR-15/AR-10 Rifle Single Stage Drop-in Trigger, Tactical Flat, 3.5 lb Pull, Large Pin, 91507

Small Parts & Hardware

$113
Allen Allen Firearm Trigger Lock with Keys, Black, 15415

Allen

Allen Firearm Trigger Lock with Keys, Black, 15415

Small Parts & Hardware

$10.47
ATI Outdoors ATI Outdoors AR-15 .223/5.56 Shark Muzzle Brake w/ Crush Washer, Black, One Size, A.5.10.2251

ATI Outdoors

ATI Outdoors AR-15 .223/5.56 Shark Muzzle Brake w/ Crush Washer, Black, One Size, A.5.10.2251

Small Parts & Hardware

$34.19
Allen Allen Universal Firearm Trigger Lock, Red, 18511

Allen

Allen Universal Firearm Trigger Lock, Red, 18511

Small Parts & Hardware

$2.07
Aero Precision Aero Precision Lower Parts Kit, M4E1, Magpul MOE, No Fire Control Group/Trigger, Flat Dark Earth, APRH100985

Aero Precision

Aero Precision Lower Parts Kit, M4E1, Magpul MOE, No Fire Control Group/Trigger, Flat Dark Earth, APRH100985

Small Parts & Hardware

$59.99
Aero Precision Aero Precision Lower Parts Kit, AR-15, Magpul MOE SL, No Fire Control Group/Trigger, Flat Dark Earth, APRH100983

Aero Precision

Aero Precision Lower Parts Kit, AR-15, Magpul MOE SL, No Fire Control Group/Trigger, Flat Dark Earth, APRH100983

Small Parts & Hardware

$63.99
Aero Precision Aero Precision Lower Parts Kit, AR-15, Magpul MOE, No Fire Control Group/Trigger, Flat Dark Earth, APRH100981

Aero Precision

Aero Precision Lower Parts Kit, AR-15, Magpul MOE, No Fire Control Group/Trigger, Flat Dark Earth, APRH100981

Small Parts & Hardware

$65.99
Aero Precision Aero Precision Lower Parts Kit, AR-15, Magpul MOE SL, No Fire Control Group/Trigger, Anodized Black, APRH100982

Aero Precision

Aero Precision Lower Parts Kit, AR-15, Magpul MOE SL, No Fire Control Group/Trigger, Anodized Black, APRH100982

Small Parts & Hardware

$67.99
Aero Precision Aero Precision Lower Parts Kit, AR-15, Magpul MOE, No Fire Control Group/Trigger, Anodized Black, APRH100980

Aero Precision

Aero Precision Lower Parts Kit, AR-15, Magpul MOE, No Fire Control Group/Trigger, Anodized Black, APRH100980

Small Parts & Hardware

$67.99
Aero Precision Aero Precision Lower Parts Kit, M5, Magpul MOE, No Fire Control Group/Trigger, Flat Dark Earth, APRH100977

Aero Precision

Aero Precision Lower Parts Kit, M5, Magpul MOE, No Fire Control Group/Trigger, Flat Dark Earth, APRH100977

Small Parts & Hardware

$69.99
Aero Precision Aero Precision Lower Parts Kit, M5, Magpul MOE, No Fire Control Group/Trigger, Anodized Black, APRH100976

Aero Precision

Aero Precision Lower Parts Kit, M5, Magpul MOE, No Fire Control Group/Trigger, Anodized Black, APRH100976

Small Parts & Hardware

$71.99
CMC Triggers CMC Triggers Component, Single Stage Combat Curved, 4.5lb Trigger, Fits AR15, Small Pin, Black, 52701

CMC Triggers

CMC Triggers Component, Single Stage Combat Curved, 4.5lb Trigger, Fits AR15, Small Pin, Black, 52701

Small Parts & Hardware

$126
CMC Triggers CMC Triggers Component, Single Stage Curved, 2.5lb Trigger, Fits AR15, Small Pin, Black, 50501

CMC Triggers

CMC Triggers Component, Single Stage Curved, 2.5lb Trigger, Fits AR15, Small Pin, Black, 50501

Small Parts & Hardware

$126
CMC Triggers CMC Triggers Component, Single Stage Flat, 4.5lb Trigger, Fits AR15, Small Pin, Black, 52503

CMC Triggers

CMC Triggers Component, Single Stage Flat, 4.5lb Trigger, Fits AR15, Small Pin, Black, 52503

Small Parts & Hardware

$126
CMC Triggers CMC Triggers Component, Single Stage Combat Curved, 2.5lb Trigger, Fits AR15, Small Pin, Black, 50701

CMC Triggers

CMC Triggers Component, Single Stage Combat Curved, 2.5lb Trigger, Fits AR15, Small Pin, Black, 50701

Small Parts & Hardware

$126
CMC Triggers CMC Triggers Component, Single Stage Flat, 3.5lb Trigger, Fits AR15, Small Pin, Black, 51503

CMC Triggers

CMC Triggers Component, Single Stage Flat, 3.5lb Trigger, Fits AR15, Small Pin, Black, 51503

Small Parts & Hardware

$126
ZRODelta ZRODelta Mil-Spec Gas Tube Roll Pin, Black, Small, 7095-0002-1991

ZRODelta

ZRODelta Mil-Spec Gas Tube Roll Pin, Black, Small, 7095-0002-1991

Small Parts & Hardware

$0.35

Related Categories

Upper Receiver2,462Handguard2,172Muzzle Device2,100Barrel1,373Stock1,228Optic1,025Rail Covers & Accessories829Lasers & IR806Trigger791Magazine775Pistol Grip632Optic Accessories575

Brands To Compare

KNS Precision30CMC Triggers17Guntec USA17Aero Precision13Tiger Rock13Geissele11CMMG9Ergo9TacFire9DPMS8LBE Unlimited8Luth-AR8

Platforms Covered

AR-15232