Aero M5 .308 BAR Barrel Nut Kit - Aero/ DPMS Thread (C) Available to order on-line. Ships in 5-14 days Price: $60.00 Description Details Reviews Shipping info UPC: 815421025675Manufacturer: Aero PrecisionModel: APRH308910Category: PartsOtherMisc AR-15 PartsStock: Ships in 5-14 business days.Unit/Measure: EA This item may be shipped directly to your home address, unless you live in a restricted state.