Presma AR-15 Split-Top M-LOK Handguard - 19

Presma AR-15 Split-Top M-LOK HandguardPresma AR-15 Super Light M-LOK Series Free Float Handguards with Partial Top Rail. AR 15, 10" length free float rail mount with partial Picatinny Top rail and M-LOK slot system. Steel barrel nut included. CNC machined from Quality aluminum and black anodized. Super lightweight, only 11oz with barrel nut.A true free float rail, which connects only at the Steel barrel nut. Since the rail doesn't touch the barrel, shooting accuracy is improved compared to two-piece rails when used with grips/bipods that can flex the Steel barrel.Includes steel barrel nut, screws, (2) shim rings for barrel nut timing, (2) 3 slot M-LOK rail segments, (2) 7 slot M-LOK rail segments, and M-LOK screw set.I.D. - There are small reinforcement ridges inside. Ridge to ridge I.D. is 1.28". Interior wall to wall I.D. is 1.45"These will fit AR-15 uppers. Therefore, they will also fit AR Pistol builds that have AR-15 upper barrel nut threading, such as the 300 Blackout and the AR-9.