Flow 556K Suppressor Features
An innovative multi-caliber suppressor with patented and proven Flow-Through and Torque Lock technology. It is designed to reduce signature without negatively impacting cycling or service life. The FLOW 556k is DMLS printed in 17-4 Stainless. It delivers superior toxic fume exposure mitigation, flash reduction, sound reduction, recoil reduction, accuracy, and repeatability by its unique Flow-Through helical coil and core deflector design. It is full-auto rated and compatible on 5.56, 17 HMR, and 5.7 platforms. The integrated flash cap geometry effectively mitigates flash as part of its overall signature reduction functionality.
Flow 556K Suppressor Specifications
- 11.8 oz
- 5.5″ Length
- 1.6″ Diameter
- Average 143dB at Shooters Ear
- C-Series Cerakote
- 17-4 Stainless Steel
Frequently Asked Questions – OSS SUPPRESSORS FLOW 556K SUPPRESSOR FDE 5.5" 5.56 NATO
- How fast does this ship?
- Ships in 1‑3 business days to your licensed D.C. FFL dealer after purchase and registration.
- Do I need registration?
- Yes. DC requires firearm registration, including a mandatory 10‑day waiting period after purchase approval from MPD before pickup. Handguns require registration, magazines <=10 rounds.
- Is this legal in D.C.?
- Yes, provided it complies with D.C. law (registered, no assault features, magazine ≤10 rounds).
- Is the OSS SUPPRESSORS FLOW 556K SUPPRESSOR FDE 5.5" 5.56 NATO suitable for me?
- This OSS SUPPRESSORS FLOW 556K SUPPRESSOR FDE 5.5" 5.56 NATO is popular for uses like oss suppressors.
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