Ghost Inc AR-15 Muzzle Brake, Fits Glock, 1/ 2 x 28 RH, Black GHO_VALK556 Out of stock. Check back later... $39.95 MSRP Price: $35.95 Notify me when this item is back in stock (log in required) Description Details Reviews Shipping info 1/2 x 28 RH UPC: 644406906735Manufacturer: Ghost IncModel: GHO_VALK556Category: PartsOtherMisc AR-15 PartsStock: 0Unit/Measure: ea This item may be shipped directly to your home address, unless you live in a restricted state.