CMMG Front Sight Assembly, "F" Marked, .750 Barrel Dia.

Griffin Armament GAEU3FDEAM-W Utility Mount Explorr 7.62mm 1.50 Flat Dark Earth Stainless Steel

CMMG Barrel Nut, Black - Essential Component for Secure Barrel Installation and Reliable Performance - 55DA244

MEPROLIGHT FABS Flip Back Up Sights -Alum Blank Rear/Grn Frt

TacFire 45-Degree Flip-Up Front and Rear Sight Set - ODG

TacFire Same Plane Flip-Up Front and Rear Sight Set - Tan

Luth-AR A2 Rear Sight Kit, Fits A2 Upper Receivers For AR-15 Firarms, Black UR-21K

NIGHT FISION Tritium Front Sight with White Ring for Canik MC9 (CNK-030-001-WGXX)