Knight's Armament Company SR-15 Sand Cutter 5.56 Bolt Carrier

Name: Knight's Armament Company SR-15 Sand Cutter 5.56 Bolt Carrier
Brand: Knights Armament

Knights Armament · Bolt Carrier Group

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Knight's Armament Company SR-15 Sand Cutter 5.56 Bolt Carrier

Best price

$249.00at AR15Discounts

checked Nov 14, 2026

Buy at AR15Discounts

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Fits and works with

Caliber: 5.56 / .223 · Shop matching ammo
Bolt: Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups

Specifications

Manufacturer: Knights Armament

Compatibility

Caliber: 5.56 mm NATO
Platform: AR-15

Where to buy

Store	Price	Availability	Buy	Add to build
AR15Discounts Best price 5% off	$249.00checked Nov 14, 2026	Check store	Buy at AR15Discounts
Dirty Bird	$273.00checked Nov 14, 2026	Check store	Buy at Dirty Bird

Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.

Price history

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Dashed line = out of stock. Tracking since Oct 28, 2026.

Show the prices as a table

Store	Latest	Lowest	Highest
AR15Discounts	$249.00	$249.00	$249.00
Dirty Bird	$273.00	$273.00	$273.00

Since Oct 28, 2026.

About this part

The Knight's Armament Company SR-15 Sand Cutter 5.56 Bolt Carrier is a 5.56 / .223 bolt carrier group from Knights Armament. It's sold by 2 stores, from $249.00 to $273.00.

From the manufacturer

The Knight's Armament SR-15/SR-16 Chrome Sand Cutter Bolt Carrier comes with grooves machined into the carrier, to allow for free movement and operation in extremely adverse conditions. Enhanced Reliability Hard Chrome Machined Grooves On Carrier Body