CMMG F-Marked Front Sight Base AR-15 Gas Journal Sling Loop 55DA338

The CMMG F‑Marked Front Sight Base Assembly is a robust, forged steel A‑frame front sight and gas block designed for AR‑15 barrels with .750 inch gas journals (approximately 2 inches long). It includes the front sight post and an integral sling loop, and features a durable phosphate black finish. This assembly requires pinning to the barrel and should be installed using proper tools by a licensed gunsmith or qualified AR‑15 specialist. Product highlights include F‑marked front sight/gas block for AR‑15 platforms; fits .750 in gas journal; forged steel with phosphate, black finish; includes front sight post and integrated sling loop; professional installation recommended.