Knight's Armament M16 / M4 Parts | AR15 Parts | Rifle Scope Mounts and Rings, Rifle Handguards, AR15 Stocks & More

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Featured Products

Daniel Defense DD4 RIS III Upper Receiver Group — Quick View Add to Cart

Only 2 left in stock

Daniel Defense DD4 RIS III Upper Receiver Group

$1,455.00

Daniel Defense

KAC-Knight's Armament SR-25 E2 Complete Bolt — Quick View Add to Cart

KAC-Knight's Armament SR-25 E2 Complete Bolt

$692.98

Knight's Armament

Douglas MK12 5.56 Stainless Steel Barrel 18" Black Finish 1/7 Twist — Quick View Add to Cart

Douglas MK12 5.56 Stainless Steel Barrel 18" Black Finish 1/7 Twist

$504.00

Precision Reflex

Centurion Arms MK12 Mod 0/Mod 1 Barrel, Stainless Steel, 18" — Quick View Add to Cart

Centurion Arms MK12 Mod 0/Mod 1 Barrel, Stainless Steel, 18"

$450.00

Centurion Arms

KAC-Knight's Armament RAS M-4 Carbine Rail Adapter System With Three 11 Rib Panels — Quick View Add to Cart

KAC-Knight's Armament RAS M-4 Carbine Rail Adapter System With Three 11 Rib Panels

$295.50

Knight's Armament

Most Popular Products

Black — Quick View Options

Tan — Quick View Options

KAC-Knight's Armament 11 Rib Handguard Panel, 6.15 Inch Length

$29.78

Knight's Armament

Knight's Armament M-110 A2 Pistol Grip, Taupe — Quick View Out of stock

Knight's Armament M-110 A2 Pistol Grip, Taupe. Installed on gun. — Quick View Out of stock

Out of stock

KAC-Knight's Armament SR-25/M-110 A2 Pistol Grip

$18.63

Knight's Armament

Knight's Armament URX 2 & URX 3 Replacement Handguard Screw (22449) — Quick View Out of stock

Knight's Armament URX 2 & URX 3 Replacement Handguard Screw (22449) — Quick View Out of stock

Out of stock

KAC-Knight's Armament URX 2 & URX 3 Replacement Handguard Screw

$4.06

Knight's Armament

KAC-Knight's Armament Aimpoint Micro Sight Battery Cap — Quick View Out of stock

KAC-Knight's Armament Aimpoint Micro Sight Battery Cap — Quick View Out of stock

Out of stock

KAC-Knight's Armament Aimpoint Micro Sight Battery Cap - LIMIT 2 per person/address/year

$44.48

Knight's Armament

KAC-Knight's Armament MK12 / MK18 RAS Front Folding Sight — Quick View Out of stock

KAC-Knight's Armament MK12 / MK18 RAS Front Folding Sight — Quick View Out of stock

Out of stock

KAC-Knight's Armament MK12 / MK18 RAS Front Folding Sight

$225.87

Knight's Armament

Dieter CQD® Forward Sling Mount — Quick View Out of stock

Dieter CQD® Forward Sling Mount — Quick View Out of stock

Out of stock

Dieter CQD® Forward Sling Mount

$34.95 $37.50

CQD

Knight's Armament M4 M5 RAS Clamp Screw — Quick View Out of stock

Knight's Armament M4 M5 RAS Clamp Screw — Quick View Out of stock

Out of stock

KAC-Knight's Armament Clamp Screw For M4 And M5 RAS

$3.75

Knight's Armament

KAC-Knight's Armament AR-15 Combat Trigger Guard, Aluminum — Quick View Out of stock

Out of stock

KAC-Knight's Armament AR-15 Combat Trigger Guard, Aluminum

$35.64

Knight's Armament

New Products

Pelican V100, Vault Small Pistol Case, With Foam, Black — Quick View Add to Cart

Pelican V100, Vault Small Pistol Case, With Foam, Black — Quick View Add to Cart

Only 1 left in stock

Pelican V100, Vault Small Pistol Case, With Foam, Black

$49.95

Pelican

TangoDown Battle Grip, Textured AR15/M16 — Quick View Options

TangoDown Battle Grip, Textured AR15/M16 — Quick View Options

TangoDown Battle Grip, Textured AR15/M16

$20.36

TangoDown

Knight's Armament Enhanced Compensator Kit (Triple Tap), 5.56mm — Quick View Out of stock

Knight's Armament Enhanced Compensator Kit (Triple Tap), 5.56mm — Quick View Out of stock

Out of stock

Knight's Armament Enhanced Compensator Kit (Triple Tap), 5.56mm

$622.50

Knight's Armament

Magpul M-LOK® Rail Covers, Type 2 Half Slot — Quick View Options

Magpul M-LOK® Rail Covers, Type 2 Half Slot — Quick View Options

Magpul M-LOK® Rail Covers, Type 2 Half Slot

$15.15 $15.95

Magpul

Recent Posts

MK12 Mod 1 Build List

Dec 31st 2017

MK12 Mod 1 Build List

Feel free to contact us about installation or for complete upper builds.Below are links to the other …

Knights Armament SR-15 E3 Mod 2 M-LOK Announced

Oct 29th 2015

Knights Armament SR-15 E3 Mod 2 M-LOK Announced

On the heels of the successful Knights Armament SR-15 E3 Mod 2 rifle Knights has expanded its offer …

Operation Parts Announces Sentinel Concepts Sponsorship

Aug 15th 2015

Operation Parts Announces Sentinel Concepts Sponsorship

FOR IMMEDIATE RELEASE: OPERATION PARTS ANNOUNCES SENTINEL CONCEPTS SPONSORSHIP …

Operation Parts Donates Rifles to Alliance Police Dept and Range

Aug 14th 2015

Operation Parts Donates Rifles to Alliance Police Dept and Range

FOR IMMEDIATE RELEASE:Operation Parts Donates Rifles to Alliance Police Dept and RangeAlliance Ohio …