We don’t sell firearms or ammo·Prices observed from retailers when connected·Field notes · click out to buy

Ruger 8572 AR-556 300 Blackout 10.50" 30+1 Black Hard Coat Anodized Black Polymer Grip SBA3 Pistol Brace

UPC 00736676085729

Compare prices

1 offer · 0 in stock · sorted by best price
RetailerPriceStockLast checkedDeal
Locked & Loaded$540.79Out of stock48m agoGo to deal

Prices and stock are from each retailer's latest check and can change. Price Dope may earn a commission from retailer links. Disclosure

Description

The Ruger AR-556 Pistol features a lower receiver that is fitted with an adjustable pistol stabilizing brace to aid in accuracy, balance and recoil management, the slim 9" handguard is free-floating for accuracy and provides enhanced ergonomics and support. Magpul M-LOK accessory attachment slots along the 3:00, 6:00 and 9:00 positions. Made from aerospace-grade 7075-T6 aluminum forging, the flattop upper receiver includes a forward assist, dust cover and brass deflector. The bolt is machined from 9310 alloy steel and is shot peened and pressure (proof) tested to ensure strength, structural integrity, and durability.

Specs

BrandRuger
CategoriesPistol · Firearms
Caliber300 Blackout
UPC00736676085729
Capacity30+1
Weight5.8 lb
Oal25"-27.60"
HandRight
TypeAR
GripsBlack Polymer
ModelAR-556
RailsM-LOK
StockTactical SBA3 PSB Collapsible / Folding Stock
Twist1:7"
ActionSemi-Auto
FinishBlack Hard Coat Anodized
MuzzleThreaded
SafetySafety Selector Switch
SightsNone, Optic Ready
Magazine1 / 30 rd. Metal Magazine
Grip_typeSBA3 Brace
Stock_typeSB Tactical SBA3 Stabilizing Brace
Accessories1 Mag
Barrel_typeThreaded
DescriptionMLOK
FinishcolorBlack
Frame_colorBlack
Slide_colorBlack
Metal_finishBlack Hardcoat Anodized
Stock_finishBlack
Weight_range5 lbs to 5.99 lbs
Barrel_finishMatte Black Oxide
Barrel_length10.50"
Grip_materialPolymer
Rate_of_twist1-in-7
Similar_itemsHGT300B
Frame_materialAluminum
Stock_materialSynthetic
Thread_pattern5/8"-24 tpi
Type_of_sightsNone
Receiver_finishBlack Hard Coat Anodized
Weight_in_ounces80.5
Magazine_capacity30
Receiver_material7075 T6 Aluminum Forge
Stock_descriptionSBA3 Pistol Brace
Barrel_description4140 Chrome Moly
Barrel_length_range10" to 10.99"
Type_action_functionSemi-Auto
Barrel_length_in_inches10.5
Number_of_magazines_included1
Package dimensions3.2 x 10.95 x 33.25 in

D.O.P.E.Price history

Lowest price across connected retailers, from every price check we've recorded.

Current best
$540.79
Low
$540.79
Oct 10, 2026
High
$540.79
Oct 10, 2026
Tracking since
Oct 10, 2026
One price check so far ($540.79 on Oct 10, 2026). The chart fills in as retailers are re-checked.
Recent price checks (1)
DateRetailerPriceStock
Oct 10, 2026, 9:05 PM PTLocked & Loaded$540.79Out of stock

Similar pistols in 300 Blackout

All pistols →

More from Ruger

All Ruger →
$540.79
Locked & Loaded
Go to deal