Description
The 556-SDâ„¢ is a fast attach silencer for 5.56mm hosts. With a design based on an earlier version of the best selling M4-2000â„¢, the compact and lightweight 556-SDâ„¢ offers consumers feature-rich content and excellent value. The 556-SDâ„¢ uses the tried and true 51T Ratchet Mountâ„¢ fast-attach system that enables users to install or remove the silencer in seconds. Includes 51T 1/2×28 Blackout® Flash Hider Mount. The baffle core of the 556-SDâ„¢ features 100% Inconel® 718 and full circumferential fusion welding to provide a lifetime of use under the most demanding conditions.
*16†AR, Remington 55grn MC
Fast-attach silencer for 5.56mm host weapons. Utilizes the 51T ratchet mount fast-attach system that enables users to install or remove the silencer in seconds. Baffle core features 100 percent Inconel 718 and full circumferential fusion welding. Cerakote finish. Weight: 18 ounces. Length: 6r : 1.5
Item Description : AAC 556-SD 5.56MM 51T
ProductPageNumber :
Made In The USA : Made In The USA
Tactica : Tactical
NFA Web Model : Model 556-SD





RUG 5816 M-14/20 223 BL WD 20R
Zastava EZ-9 Compact 9mm 3.85" Polymer Grips, Blued Finish, 15 Round
Smith & Wesson 629 Performance Center, .44 Mag, 7.5", 6rd, Wood Grips
SPRINGFIELD ARMORY 1911 EMISSARY 4.25" (2024) Handguns
Browning BLR Lightweight 300WIN Magnum 24" Barrel W/ Brass Bead...
Glock G19 Gen4 9mm, 4" Barrel, Midnight Bronze Finish 15rd Mag
Chiappa M6 22LR/12 Gauge 18.5" Barrel W/ Fiber Optic Front-Adjustable Rear...
Taurus G2c 9mm, 3.25" Stainless Steel Barrel, Black, Adjustable Sights, 12rd Taurus
Ruger Hawkeye Hunter 6.5 Creedmoor 24" 4+1 47170
Sig Airgun Ammo, Wraith Pellets, .177 Caliber, 300ct
Robinson Arms XCR-L Pistol 5.56/223 7" Barrel M-Lok Rail, Flat Dark Earth No Brace
Rock River Arms BT9G 9mm 10.5" AR-15 Pistol W/SBA3 Brace AR-15, 2 Stage Trigger
WTHBY VGT306SR4O VGD 30-06
SPG SA9802 M1A SUPER 308 WAL/SS
CVA CR5430 HUNTER 44MAG BL/SYN
Standard Mfg Single Action Revolver 45 Colt 4.75" Barrel, Nickel Plated, Walnut 2 Pc Grip
MAV 32202 88 20 22 VR MOD TUBE YTH
Sig P365 9mm, 3" Barrel, Sig XRay3 Night Sights, 10rd Mag Sig Sauer