AR-.308 5/8-24 3.5" NY Barrel Extender Multi-slots--1 and 2 alternating mock (shallow) slots

NY-Barrel Extender with Multi-slots of 1 and 2 mock (shallow) slots in 2 and 3 alternating rows.

NY  Barrel Extender with mock (shallow) slots that do not break through into bore.  NO side holes into the bore!

3.5"  LENGTH;

5/8-24 TPI; .308 Cal.; 7.62.

Black-oxide coating.