5.56x45m

Diamondback 556M16M50B8R OEM Replacement 5.56x45mm NATO 16" Mid-Length Black Nitride 4150 Chrome Moly Vanadium Steel

Barrels

UPC 00815875019077

Compare prices

1 offer · 0 in stock · sorted by best price

Retailer	Price	Stock	Last checked	Deal
East Valley Tactical	$109.33	Out of stock	53m ago	Go 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

Replace your barrel, or finish your build with this 16" black nitride barrel from Diamondback! Made of 4150 CMV with a mid-length gas system.

Specs

Brand	Diamondback
Category	Barrels · Parts
Caliber	5.56x45mm NATO
UPC	00815875019077
Color	Black
Model	DB Barrel

Twist	1:8"
Finish	Nitride
Material	4150 Chrome Moly Vanadium Steel
Barrel_type	Midlength Medium Profile
Similar_items	Barrel
Length	16"

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D.O.P.E.Price history

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

Current best: $109.33
Low: $109.33
High: $109.33
Tracking since: Oct 8, 2026

One price check so far ($109.33 on Oct 8, 2026). The chart fills in as retailers are re-checked.

Recent price checks (1)

Date	Retailer	Price	Stock
Oct 8, 2026, 5:15 PM PT	East Valley Tactical	$109.33	Out of stock

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