Knights Uppers & Lowers

KAC SR-16 Mod 2.1 Upper Receiver Kit w/ CRS2 Can

Knight's Armament SR-16 Mod2.1 Upper Receiver Package

10.75" KAC FF RAS5 Handguard was developed for SR-16 platforms, specifically optimized for a notched receiver.

The enhanced barrel nut keeps deflection minimal while enabling user-level barrel replacement.

Package includes a KAC CRS-2 Suppressor!! 

Also comes with a KAC sandcutter bolt carrier and 3.2 bolt head, ambi charging handle, KAC sights, MLOK panels, and KAC slotted Picatinny rail attachments.

 Check out this video from Shot Show 2026!

ORDER ALL PRODUCTS BY CALIBER, BARREL LENGTH, AND TYPE: RIFLE, PISTOL, SBR, or UPPER/LOWER Please, Thanks! Text Your Orders to Chuck at 305-923-6560 anytime, we will reply with Confirmation ASAP.

MSRP $3960, ADD $75 ship & $79 ins =$4114 and 3% for card = $123 for Total $4237.

Delivered to your dealer with UPS Next day air shipping with full insurance w/ Adult Signature Required.

I'll charge you $4200 

Knight's SR-15 KS-2 14.5in Upper Receiver #121436

Introducing the New KS and K Series ....., We should see them start to trickle in in small batches of 5 to 10 for now.

ORDER ALL KS/K/A2/A3 SERIES BY CALIBER, BARREL LENGTH, AND TYPE: RIFLE, PISTOL, SBR, or UPPER/LOWER Please, Thanks! Text Your Orders to Chuck at 305-923-6560 anytime, we will reply with Confirmation ASAP.

We will post daily on Current Stock Watch, beneath the home page slideshow.

KS/K/A2/A3 Series 5.56, .308, 6.5  Rifles, SBRs, Uppers, and Lowers, Coming....Check here for pricing info

Knights Armament Company, SR-15 KS-2 MLOK Upper Receiver, The newest model w/3.2 bolt head, knotch rec & Ambi handle MSRP $1800,  ADD $50ship + $36ins + $1886 x 3%cc = $1942 for UPS Next day air shipping with full insurance to your Dealer w/Adult Signature

I'll charge you $1940 Delivered to your dealer.

New upgraded model 3.2 w/matte chrome bolt head, and notch cut rec. in 556NATO, It's 14.5" long Barrel, Black, Upper Receiver Extending Free Floating Barrel System, Upper Receiver Assembly, SR-15 KS-2, NIB, and Factory Sealed!.
KellyEnteises.net, LLC is one of the Largest Knight's Armament Factory Authorized Dealer/Distributors in the USA. We Specialize in KAC Rifles, Uppers and Lowers.

The Short Barrel uppers less than 16" comes with a Black H2 buffer. Make sure to use ONLY this buffer in any AR15 lower so the gun functions properly with the shorter barrel. (I Cannot and Will Not sell a Short Upper and a Lower with a Stock on it!) That is an Illegal SBR! All the SR15, SR30 and SR25 Lowers are available. When they ship them. Knights Does Not Make a Factory Pistol.
Each lower Leaves Knights as a LOWER RECIEVER ONLY! IT IS NOT A PISTOL OR RIFLE, ITS A LOWER RECEIVER AND YOU MUST USE THE "OTHER" BOX ON THE ATF 4473.
You can Form 1 the Lower as an SBR WHEN YOU RECEIVE IT if you wish to make an SBR. IT IS ILLEGAL TO PUT A SHORT BARREL ON YOUR LOWER TILL YOUR FORM 1 IS APPROVED FROM ATF! ALL NFA RULES APPLY*

Knight's SR-15 KS-1 13.7in Dimpled Barrel Upper Receiver #121435

Introducing the New KS and K Series ....., We should see them start to trickle in in small batches of 5 to 10 for now.

ORDER ALL KS/K/A2/A3 SERIES BY CALIBER, BARREL LENGTH, AND TYPE: RIFLE, PISTOL, SBR, or UPPER/LOWER Please, Thanks! Text Your Orders to Chuck at 305-923-6560 anytime, we will reply with Confirmation ASAP.

We will post daily on Current Stock Watch, beneath the home page slideshow.

KS/K/A2/A3 Series 5.56, .308, 6.5  Rifles, SBRs, Uppers, and Lowers, COMING....Check here for pricing info

Knights Armament Company, SR-15 KS-1 Dimpled barrel, MLOK Upper Receiver, The newest model w/3.2 bolt head, knotch rec & Ambi handle MSRP $2088,  ADD $50ship + $40ins = $2178  x 3%cc = $65 = $2243 Total for UPS Next day air shipping with full insurance w/adult signature

I'll charge you $2240 Delivered to your dealer.

New upgraded model 3.2 w/matte chrome bolt head, and notch cut rec. in 556NATO, It's 14.5" long Barrel, Black, Upper Receiver Extending Free Floating Barrel System, Upper Receiver Assembly, SR-15 KS-2, NIB, and Factory Sealed!.
KellyEnteises.net, LLC is one of the Largest Knight's Armament Factory Authorized Dealer/Distributors in the USA. We Specialize in KAC Rifles, Uppers and Lowers.

The Short Barrel uppers less than 16" comes with a Black H2 buffer. Make sure to use ONLY this buffer in any AR15 lower so the gun functions properly with the shorter barrel. (I Cannot and Will Not sell a Short Upper and a Lower with a Stock on it!) That is an Illegal SBR! All the SR15, SR30 and SR25 Lowers are available. When they ship them. Knights Does Not Make a Factory Pistol.
Each lower Leaves Knights as a LOWER RECIEVER ONLY! IT IS NOT A PISTOL OR RIFLE, ITS A LOWER RECEIVER AND YOU MUST USE THE "OTHER" BOX ON THE ATF 4473.
You can Form 1 the Lower as an SBR WHEN YOU RECEIVE IT if you wish to make an SBR. IT IS ILLEGAL TO PUT A SHORT BARREL ON YOUR LOWER TILL YOUR FORM 1 IS APPROVED FROM ATF! ALL NFA RULES APPLY*

Knights 6.5 CREEDMOOR SR-25A3, 22”, M-LOK Upper #100223

Introducing the New KS and K Series ....., We should see them start to trickle in in small batches of 5 to 10 for now.

ORDER ALL KS/K/A2/A3 SERIES BY CALIBER, BARREL LENGTH, AND TYPE: RIFLE, PISTOL, SBR, or UPPER/LOWER Please, Thanks! Text Your Orders to Chuck at 305-923-6560 anytime, we will reply with Confirmation ASAP.

We will post daily on Current Stock Watch, beneath the home page slideshow.

KS/K/A2/A3 Series 5.56, .308, 6.5  Rifles, SBRs, Uppers, and Lowers, COMING....Check here for pricing info

 

Knights Armament SR-25A3 #100223, 22" 6.5mm Creedmoor dimpled 4165 5R barrel with 19" URX6 handguard and open brake M-LOK Upper Receiver. The Newest additions to the KAC lineup are complete now.

MSRP $3456, Add $70ship + $68ins = $3594 x 3%cc = $3701 for UPS Next Day Air with full insurance w/ adult signature

  I'll charge you $3700 on a Card Shipped UPS Next Day Air w/Full Insurance w/Adult Signature required.

Knights Armament SR-15 KS-3 Upper Receiver 11.5" MLOK #121437

Introducing the New KS and K Series ....., We should see them start to trickle in in small batches of 5 to 10 for now.

ORDER ALL KS/K/A2/A3 SERIES BY CALIBER, BARREL LENGTH, AND TYPE: RIFLE, PISTOL, SBR, or UPPER/LOWER Please, Thanks! Text Your Orders to Chuck at 305-923-6560 anytime, we will reply with Confirmation ASAP.

We will post daily on Current Stock Watch, beneath the home page slideshow.

KS/K/A2/A3 Series 5.56, .308, 6.5  Rifles, SBRs, Uppers, and Lowers, COMING....Check here for pricing info

Knights Armament Company, SR-15 KS-3 MLOK Upper Receiver #121437, The newest model w/3.2 bolt head, knotch rec & Ambi handle.

MSRP $1800, ADD $50ship + $36ins = $1886 x 3% cc $56 = $1942 for UPS Next day air shipping with full insurance = $1942 Total,

I'll charge you $1940 Delivered to your dealer.

The Short Barrel uppers less than 16" comes with a Black H2 buffer. Make sure to use ONLY this buffer in any AR15 lower so the gun functions properly with the shorter barrel. (I Cannot and Will Not sell a Short Upper and a Lower with a Stock on it!) That is an Illegal SBR! All the SR15, SR30 and SR25 Lowers are available. Each lower Leaves Knights as a LOWER RECIEVER ONLY! IT IS NOT A PISTOL OR RIFLE; ITS A LOWER RECEIVER AND YOU MUST USE THE "OTHER" BOX ON THE ATF 4473.
You can Form 1 the Lower as an SBR WHEN YOU RECEIVE IT. *IT IS ILLEGAL TO PUT A LOWER ON A SHORT BARREL UPPER TILL YOUR FORM 1 IS APPROVED FROM ATF!
ALL NFA RULES APPLY
PLEASE READ....More Coming for Sure,  BUT NO ETA OR UPDATES FROM KNIGHTS! (THEY SEND EM AS THEY MAKE EM) You can Email This email address is being protected from spambots. You need JavaScript enabled to view it.  or Text to 305 923 6560 INCLUDE: Your Name & Your Cell Phone Number, & The Exact Models You Want And I'll put You on the "LIST."  I'll do my best, No Guarantees, You just have to wait it out. There is NO ETA or UPDATES FROM KNIGHTS!  I'll Text your Cell as soon as one Arrives for Your Order! We are receiving KAC products constantly! All KAC Products on my site are order.

Knights Armament SR25A3 6.5 Creedmoor 22" Rifle #121500

Introducing the New KS and K Series ....., We should see them start to trickle in in small batches of 5 to 10 for now.

ORDER ALL KS/K/A2/A3 SERIES BY CALIBER, BARREL LENGTH, AND TYPE: RIFLE, PISTOL, SBR, or UPPER/LOWER Please, Thanks! Text Your Orders to Chuck at 305-923-6560 anytime, we will reply with Confirmation ASAP.

We will post daily on Current Stock Watch, beneath the home page slideshow.

KS/K/A2/A3 Series 5.56, .308, 6.5  Rifles, SBRs, Uppers, and Lowers, COMING....Check here for pricing info

 

Don't feel like waiting? Check out Chuck's exclusive alternative and save some money while you're at it!

 

Nib Knight's Armament 22inch 6.5 Creedmoor Rifle #121500. We are sending the NIB upper and lower in the Factory boxes. We added the SLS stock and 20rd mag so you have a complete rifle. Shipped UPS Next Day Air w/Full Insurance to your Dealer. MSRP: $5040, add $150 for shipping = $5190, plus 3% Credit Card Fee = $5345. I'll charge you $5300.

Knights SR-25A2, 308 20" URX 4 Barrel, M-LOK Upper

Introducing the New KS and K Series ....., We should see them start to trickle in in small batches of 5 to 10 for now.

ORDER ALL KS/K/A2/A3 SERIES BY CALIBER, BARREL LENGTH, AND TYPE: RIFLE, PISTOL, SBR, or UPPER/LOWER Please, Thanks! Text Your Orders to Chuck at 305-923-6560 anytime, we will reply with Confirmation ASAP.

SR-25A2, 308 20" Dimpled Barrel M-LOK Upper Reciever Kit.

These are the Newest 308 uppers KAC has to offer, text anytime to order.

MSRP $3446 +60ship + 68ins = $3574 x 3% = $107, Total $3681,  includes UPS Next Day Air shipping w/ full Insurance and Adult Signature to your dealer

I'll charge you $3675 on a card

Knights SR-25K3 16" .308 M-LOK Upper #121479

Introducing the New KS and K Series ....., We should see them start to trickle in in small batches of 5 to 10 for now.

ORDER ALL KS/K/A2/A3 SERIES BY CALIBER, BARREL LENGTH, AND TYPE: RIFLE, PISTOL, SBR, or UPPER/LOWER Please, Thanks! Text Your Orders to Chuck at 305-923-6560 anytime, we will reply with Confirmation ASAP.

We will post daily on Current Stock Watch, beneath the home page slideshow.

KS/K/A2/A3 Series 5.56, .308, 6.5  Rifles, SBRs, Uppers, and Lowers, COMING....Check here for pricing info

Knights Armament Company, SR-25K3 16" MLOK Upper Receiver, The newest model bolt head & Ambi handle

MSRP $3312, ADD $75ship + $66ins =$3453 x 3%cc = $103, Total $3556 for UPS Next day air shipping and full insurance w/adult signature

I'll charge you $3550 Delivered to your dealer.

 

The Short Barrel uppers less than 16" comes with a Black H2 buffer. Make sure to use ONLY this buffer in any SR25 lower so the gun functions properly with the shorter barrel. (I Cannot and Will Not sell a Short Upper and a Lower with a Stock on it!) That is an Illegal SBR! Knights Does Not Make a Factory Pistol. Each lower Leaves Knights as a LOWER RECIEVER ONLY! IT IS NOT A PISTOL OR RIFLE,ITS A LOWER RECEIVER AND YOU MUST USE THE "OTHER" BOX ON THE ATF 4473. THEN YOU CAN LEGALLY MAKE AN SBR.
You can Form 1 the Lower as an SBR AFTER YOU RECEIVE IT. IT IS ILLEGAL TO PUT A SHORT BARREL UPPER ON YOUR LOWER TILL YOUR FORM 1 IS APPROVED FROM ATF!

ALL NFA RULES APPLY*

Knights SR-25K5, 308 14.5" M-LOK Upper #121487

Introducing the New KS and K Series ....., We should see them start to trickle in in small batches of 5 to 10 for now.

ORDER ALL KS/K/A2/A3 SERIES BY CALIBER, BARREL LENGTH, AND TYPE: RIFLE, PISTOL, SBR, or UPPER/LOWER Please, Thanks! Text Your Orders to Chuck at 305-923-6560 anytime, we will reply with Confirmation ASAP.

We will post daily on Current Stock Watch, beneath the home page slideshow.

KS/K/A2/A3 Series 5.56, .308, 6.5  Rifles, SBRs, Uppers, and Lowers, COMING ....Check here for pricing info

Knights Armament Company, SR-25K5 14.5" .308/7.62 non-dimpled Cold Hammer Forged 32CrMoV12-10, Hybrid Light Profile, Chrome Lined barrel with dual-port brake and 13" URX6 MLOK handguard Upper Receiver, The newest model w/3.2 bolt head, knotch rec & Ambi handle.

MSRP $3312, ADD $75ship + $66ins =$3453 x 3%cc = $103, Total $3556 for UPS Next day air shipping and full insurance w/adult signature.

I'll charge you $3550 Delivered to your dealer.

The Short Barrel uppers less than 16" comes with a Black H2 buffer. Make sure to use ONLY this buffer in any SR25 lower so the gun functions properly with the shorter barrel. (I Cannot and Will Not sell a Short Upper and a Lower with a Stock on it!) That is an Illegal SBR! Knights Does Not Make a Factory Pistol. Each lower Leaves Knights as a LOWER RECIEVER ONLY! IT IS NOT A PISTOL OR RIFLE,ITS A LOWER RECEIVER AND YOU MUST USE THE "OTHER" BOX ON THE ATF 4473. THEN YOU CAN LEGALLY MAKE AN SBR.
You can Form 1 the Lower as an SBR AFTER YOU RECEIVE IT. IT IS ILLEGAL TO PUT A SHORT BARREL UPPER ON YOUR LOWER TILL YOUR FORM 1 IS APPROVED FROM ATF!ALL NFA RULES APPLY*

Knights SR-25K6 16" 6.5mm M-LOK Upper #116740

Introducing the New KS and K Series ....., We should see them start to trickle in in small batches of 5 to 10 for now.

ORDER ALL KS/K/A2/A3 SERIES BY CALIBER, BARREL LENGTH, AND TYPE: RIFLE, PISTOL, SBR, or UPPER/LOWER Please, Thanks! Text Your Orders to Chuck at 305-923-6560 anytime, we will reply with Confirmation ASAP.

We will post daily on Current Stock Watch, beneath the home page slideshow.

KS/K/A2/A3 Series 5.56, .308, 6.5  Rifles, SBRs, Uppers, and Lowers, COMING....Check here for pricing info

Knights Armament Company, SR-25K6 16" 6.5 Creedmoor MLOK Upper Receiver, The newest model bolt head & Ambi handle

MSRP $3312, ADD $75ship + $66ins =$3453 x 3%cc = $103, Total $3556 for UPS Next day air shipping and full insurance w/adult signature

I'll charge you $3550 Delivered to your dealer.

The Short Barrel uppers less than 16" comes with a Black H2 buffer. Make sure to use ONLY this buffer in any SR25 lower so the gun functions properly with the shorter barrel. (I Cannot and Will Not sell a Short Upper and a Lower with a Stock on it!) That is an Illegal SBR! Knights Does Not Make a Factory Pistol. Each lower Leaves Knights as a LOWER RECIEVER ONLY! IT IS NOT A PISTOL OR RIFLE,ITS A LOWER RECEIVER AND YOU MUST USE THE "OTHER" BOX ON THE ATF 4473. THEN YOU CAN LEGALLY MAKE AN SBR.

You can Form 1 the Lower as an SBR AFTER YOU RECEIVE IT. IT IS ILLEGAL TO PUT A SHORT BARREL UPPER ON YOUR LOWER TILL YOUR FORM 1 IS APPROVED FROM ATF!

ALL NFA RULES APPLY*

Knights SR-25K7 14.5" 6.5mm M-LOK Upper #116741

Introducing the New KS and K Series ....., We should see them start to trickle in in small batches of 5 to 10 for now.

ORDER ALL KS/K/A2/A3 SERIES BY CALIBER, BARREL LENGTH, AND TYPE: RIFLE, PISTOL, SBR, or UPPER/LOWER Please, Thanks! Text Your Orders to Chuck at 305-923-6560 anytime, we will reply with Confirmation ASAP.

We will post daily on Current Stock Watch, beneath the home page slideshow.

KS/K/A2/A3 Series 5.56, .308, 6.5  Rifles, SBRs, Uppers, and Lowers, COMING THIS FALL....Check here for pricing info

Knights Armament Company, SR-25K7 14.5" 6.5mm Creedmoor dimpled 416R 5R barrel with 13" URX6 handguard and open brake Upper Receiver, The newest model bolt head & Ambi handle

MSRP $3312, ADD $63ship & $66ins =$3440 and 3% for card = $103 for Total $3550 Delivered.

I'll charge you $3550 Delivered to your dealer with UPS Next day air shipping with full insurance w/ Adult Signature Required.

The Short Barrel uppers less than 16" comes with a Black H2 buffer. Make sure to use ONLY this buffer in any SR25 lower so the gun functions properly with the shorter barrel. (I Cannot and Will Not sell a Short Upper and a Lower with a Stock on it!) That is an Illegal SBR! Knights Does Not Make a Factory Pistol. Each lower Leaves Knights as a LOWER RECIEVER ONLY! IT IS NOT A PISTOL OR RIFLE, ITS A LOWER RECEIVER AND YOU MUST USE THE "OTHER" BOX ON THE ATF 4473. THEN YOU CAN LEGALLY MAKE A PISTOL OR RIFLE.
You can Form 1 the Lower as an SBR AFTER YOU RECEIVE IT. IT IS ILLEGAL TO PUT A SHORT BARREL UPPER ON YOUR LOWER TILL YOUR FORM 1 IS APPROVED FROM ATF!

ALL NFA RULES APPLY*

POF KE Exclusive .308 Pistol Lower Receiver

KE Exclusive POF-USA Factory Made, Full Ambi Pistol Lowers with 4.5lb 2-stage trigger and 3rd bolt hold open button in trigger guard. Comes with 6-position carbine-length tube with factory weep holes, as pictured.

POF KE Exclusive 5.56 Pistol Lower Receiver

KE Exclusive POF-USA Factory Made, Full Ambi Pistol Lowers with 4.5lb 2-stage trigger and 3rd bolt hold open button in trigger guard. Comes with 6-position carbine-length tube with factory weep holes, as pictured.