Featured Products
KAC-Knight's Armament SR-15 IWS Lower Receiver Assembly
$1,060.29KAC-Knight's Armament 5.56mm QDSS/NT4 Suppressor Kit, with M4QD Flash Hider
$1,864.86KAC-Knight's Armament SR-25 6.5 Creedmoor Mod 2 M-Lok Upper Receiver Kit, 22" Barrel
$4,443.86 – $5,024.25KAC-Knight's Armament SR-25/M110 Double High Picatinny Gas Block, 0.750"
$451.32KAC-Knight's Armament Long FF RAS, MK12 Mod 1
$450.00
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Real Reviews From Real Customers
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5.0 star rating 40 Reviews
5.0 star rating 05/25/22
Pricing was nicely competitive and
Pricing was nicely competitive and I received helpful tracking regarding my order.
B R.
5.0 star rating 05/25/22
Pricing was nicely competitive and
Pricing was nicely competitive and I received helpful tracking regarding my order.
B R.
5.0 star rating 05/24/22
Operationparts is my go to
Operationparts is my go to for parts. Communication is on point and delivery is quick.
Kevin S.
5.0 star rating 05/24/22
Operationparts is my go to
Operationparts is my go to for parts. Communication is on point and delivery is quick.
Kevin S.
5.0 star rating 05/24/22
Lightning fast shipping and product
Lightning fast shipping and product as described. New in the original box. Operation Parts is a great place to source hard to find...
Read More
Ryan N.
5.0 star rating 05/24/22
Lightning fast shipping and product
Lightning fast shipping and product as described. New in the original box. Operation Parts is a great place to source hard to find...
Read More
Ryan N.
5.0 star rating 05/24/22
So glad there is a
So glad there is a honorable business that uses the first come first served customer service model.
Jordan F.
5.0 star rating 05/24/22
So glad there is a
So glad there is a honorable business that uses the first come first served customer service model.
Jordan F.
5.0 star rating 01/15/25
Operation Parts for the win!
OP continues to be the best place to shop for all things KAC! I was able to get a sand cutter carrier and mams 556 muzzle break ki...
Read More
Raf H.
5.0 star rating 01/15/25
Operation Parts for the win!
OP continues to be the best place to shop for all things KAC! I was able to get a sand cutter carrier and mams 556 muzzle break ki...
Read More
Raf H.
5.0 star rating 11/08/24
Colleen
Colleen is at the top of my list of awesome people! Her customer service skills are unparalleled. She was very helpful and friendl...
Read More
Tony S.
5.0 star rating 11/08/24
Colleen
Colleen is at the top of my list of awesome people! Her customer service skills are unparalleled. She was very helpful and friendl...
Read More
Tony S.
5.0 star rating 06/17/24
Mk12 Build
Outstanding Service! The order was shipped out the next day and got to me in Commiefornia in 3 days! I am not in a hurry or was ex...
Read More
JOHNNY L.
5.0 star rating 06/17/24
Mk12 Build
Outstanding Service! The order was shipped out the next day and got to me in Commiefornia in 3 days! I am not in a hurry or was ex...
Read More
JOHNNY L.
5.0 star rating 08/29/23
The Go To Company for gear
Operationparts is the place for weapons parts, accessories, and gear. We as a unit and personally rely on them, their products and...
Read More
Danny F.
5.0 star rating 08/29/23
The Go To Company for gear
Operationparts is the place for weapons parts, accessories, and gear. We as a unit and personally rely on them, their products and...
Read More
Danny F.
5.0 star rating 05/15/23
Amazing Service
I recently purchased a SR15 upper after waiting for a long time and the transaction was super easy and shipping was incredibly fas...
Read More
Branden
5.0 star rating 05/15/23
Amazing Service
I recently purchased a SR15 upper after waiting for a long time and the transaction was super easy and shipping was incredibly fas...
Read More
Branden
5.0 star rating 05/25/22
Pricing was nicely competitive and
Pricing was nicely competitive and I received helpful tracking regarding my order.
B R.
5.0 star rating 05/25/22
Pricing was nicely competitive and
Pricing was nicely competitive and I received helpful tracking regarding my order.
B R.
5.0 star rating 05/24/22
Operationparts is my go to
Operationparts is my go to for parts. Communication is on point and delivery is quick.
Kevin S.
5.0 star rating 05/24/22
Operationparts is my go to
Operationparts is my go to for parts. Communication is on point and delivery is quick.
Kevin S.
5.0 star rating 05/24/22
Lightning fast shipping and product
Lightning fast shipping and product as described. New in the original box. Operation Parts is a great place to source hard to find...
Read More
Ryan N.
5.0 star rating 05/24/22
Lightning fast shipping and product
Lightning fast shipping and product as described. New in the original box. Operation Parts is a great place to source hard to find...
Read More
Ryan N.
5.0 star rating 05/24/22
So glad there is a
So glad there is a honorable business that uses the first come first served customer service model.
Jordan F.
5.0 star rating 05/24/22
So glad there is a
So glad there is a honorable business that uses the first come first served customer service model.
Jordan F.
5.0 star rating 01/15/25
Operation Parts for the win!
OP continues to be the best place to shop for all things KAC! I was able to get a sand cutter carrier and mams 556 muzzle break ki...
Read More
Raf H.
5.0 star rating 01/15/25
Operation Parts for the win!
OP continues to be the best place to shop for all things KAC! I was able to get a sand cutter carrier and mams 556 muzzle break ki...
Read More
Raf H.
5.0 star rating 11/08/24
Colleen
Colleen is at the top of my list of awesome people! Her customer service skills are unparalleled. She was very helpful and friendl...
Read More
Tony S.
5.0 star rating 11/08/24
Colleen
Colleen is at the top of my list of awesome people! Her customer service skills are unparalleled. She was very helpful and friendl...
Read More
Tony S.
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