Price history at T.REX ARMS
Price at T.REX ARMS unchanged at $15.00 since Oct 9, 2026. Last checked Nov 8, 2026.
Product Description
Firing pin replacement kit with 8640 hard chrome firing pin and 4340 cam pin, both per USGI spec. Mil-Spec retaining pin for bolt carrier maintenance. Made in USA.
Price history at T.REX ARMS
Price at T.REX ARMS unchanged at $15.00 since Oct 9, 2026. Last checked Nov 8, 2026.