RCM HK MP5SD 9mm Barrel – Threaded 18×1

The RCM HK Style MP5 SD Barrel. 41v50 Cold Hammer Forged Steel. Salt Bath Nitride Throughout. Made to the latest Factory Profile with our Own Twist on the Ports. Some don’t think its a Big Deal. HK obviously didn’t either. Our Design Increase the Flow Rate through the Ports. This with The RCM Suppressor Decreases Blow Back in you Face AND Decreases the Sound. A Winning Combination!

Specifications: 

• Cold Hammer Forged Steel (Mil-B-11595e Certified) 4150 CMV
• 16 Fluted Chamber
• Threaded 18×1
• Overall Length 5.74″
• Nitrided Finish To Entire Surface Of Barrel Inside & Out

Compatible With:

• HK MP5SD
• Ronin Arms Wakizashi