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Mfg Item #: 64058
The 556-SD is a fast attach silencer for 5.56mm hosts. With a design based on an earlier version of the best selling M4-2000, the compact and lightweight 556-SD offers consumers feature-rich content and excellent value. It uses the tried and true 51T Ratchet Mount fast-attach system that enables users to install or remove the silencer in seconds. The baffle core of the 556-SD features 100% Inconel 718 and full circumferential fusion welding to provide a lifetime of use under the most demanding conditions. The 556-SD includes a 51T 1/2x28 Blackout Flash Hider Mount.
| Mount | 51T Ratchet |
|---|---|
| Finish | Cerakote |
| Length | 5.25 |
| Weight | 18 oz |
| Caliber | 5.56 NATO |
| Diameter | 1.5 |
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