In Stock
Rosco Manufacturing Bloodline 10.5 300 Blackout Barrel
Sold byAmmunition Depot•Posted May 19, 2026
Compare prices for Rosco Manufacturing Bloodline AR-15 Barrel 300 AAC Blackout 10.5" Heavy Contour 1:7" Twist Black Nitride$123.49
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Deal Summary
- Currently in stock.
- Caliber: 300blk
- Category: parts
- UPC: 181969500128
- SKU: BL-105-HB-300BLK-7-P
- Brand: Rosco Manufacturing
Price History
Deal Details
The Rosco Manufacturing Bloodline 10.5" 300 Blackout Barrel is expertly crafted for those seeking precision and versatility in their firearm builds. Designed specifically for SBR and pistol configurations this barrel excels when paired with suppressors. Its compatibility as a direct replacement for MK 18 platforms originally chambered in 5.56 NATO offers seamless integration. With a 1:7 twist rate and durable nitride finish it ensures consistent performance and longevity. The 10.5" length acco
Other Offers for This Product
Active offers from your catalog for Rosco Manufacturing Bloodline AR-15 Barrel 300 AAC Blackout 10.5" Heavy Contour 1:7" Twist Black Nitride.
Comparing 7 retailers carrying this product
Lowest Price: $118.40
Highest Price: $163.99
You Save: $45.59
Avg Discount: 9% off
ROSCO BL BBL 10.5 300BLK HB 1/7
Rosco ManufacturingBattleHawk ArmorySKU/UPC: 181969500128
$118.40$175.00Save 32%
View at BattleHawk ArmoryRosco Manufacturing Bloodline 10.5 300 Blackout Barrel
Rosco ManufacturingAmmunition DepotSKU/UPC: BL-105-HB-300BLK-7-P
$123.49
View at Ammunition Depot
Rosco Manufacturing 10.5 Barrel Bloodline Heavy Profile .300 BLK
RoscoGrabAGunSKU/UPC: GAG_RES-ROSBL-105-HB-300BLK-7P
$140.99$175.00Save 19%
View at GrabAGun
Rosco Manufacturing Bloodline Heavy Barrel BL-105-HB-300BLK-7-P, 300BLK, 10.5 in, Black Nitride Finish, 1:7 Twist
RoscoHinterland OutfittersSKU/UPC: 204860
$146.00
View at Hinterland Outfitters
Ar-15 Bloodline Barrels - Ar-15 10.5'''' Bloodline Bbl Heavy Pistol 1-7tw 5/8-24 300blk
Rosco ManufacturingBrownellsSKU/UPC: 430103328
$146.00
View at Brownells
Rosco Manufacturing Bloodline AR-15 Barrel 300 AAC Blackout 10.5" Heavy Contour 1:7" Twist Black Nitride
Rosco ManufacturingMidwayUSASKU/UPC: 515821
$148.50
View at MidwayUSA
Rosco Bloodline Barrel 300 Blackout 10.5" Black 1:7 Heavy Profile - BL105HB300BLK7P
Rosco ManufacturingPalmetto State ArmorySKU/UPC: 516551636932
$163.99$181.99Save 10%
View at Palmetto State Armory