Rosco Bl Bbl 10.5″ 5.56 1/7


327 in stock

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SKU: RSRROSBL-105-M4-556-7-C Categories: , Product ID: 1590799

Product Description for Rosco Bl Bbl 10.5″ 5.56 1/7

Bloodline 10.5″ M4 5.56 NATO: This Rosco 10.5″ M4 5.56 NATO Bloodline Barrel is designed to be the perfect addition to any SBR or Pistol build. ALL NFA RULES APPLY! Rosco 5.56 (NATO) barrels are designed to meet the modern day carbine shooters requirements. Rosco is a long way from our daddys ,Sporter, AR, and those specs just wont cut it anymore. From properly managed dwell times for SBRs, to running Suppressed, or setting up a balanced patrol carbine Rosco has incorporated your needs into Rosco engineering. Rosco has successfully accomplished this by picking the right twist rates, gas port diameters, and barrel materials according to the barrel being made.

Features :

  • Barrel Length: 10.5″
  • Barrel Weight:19.28 Oz
  • Barrel Material: 4150 CMV
  • Barrel Caliber: 5.56
  • Barrel Profile: M4
  • Twist: 1/7
  • Barrel Thread: 1/2 x 28
  • Gas Block Size: .750
  • Gas System Length: Carbine


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Additional Information for Rosco Bl Bbl 10.5″ 5.56 1/7

Weight 1.9400 lbs
Dimensions 20.0000 × 3.0000 × 2.5000 in

Black Nitride


type of barrel


barrel length