V Seven Titanium Firing Pin Ar-15 Ionbond Finish FIREPIN-TI 556. Machined from grade 5 ELI Titanium machined to Mil-Spec dimensions and then treated with a black ionbond finish (Dlc) this V Seven Titanium Firing Pin has near-military specifications. Because of this it meets or exceeds all military standards for chemical composition physical properties and overall suitability. Additionally the V Seven Titanium Firing Pin is lubricious and easy to clean reducing the overall weight of the firearm. These characteristics help contribute to the reliability and accuracy of the firearm. Specifications for V Seven Titanium Firing Pin: Manufacturer: V Seven Color: Titanium Additional Features: Grade 5 Eli Titanium Features: For 308 Dpms/Sr-25 Only Constructed From Grade 5 Eli Titanium Mil-Spec Dimensions For Drop-In Installation Black Ionbond Finish (Dlc) For High Lubricity & Ease Of Cleaning Approx. Half The Weight Of A Mil-Spec Firing Pin Package Contents: V Seven Titanium Firing Pin What firearm models does the manufacturer say V Seven Titanium Firing Pin is compatible with? The manufacturer suggests that V Seven Titanium Firing Pin is compatible with AR-15 SR-25V Seven FIREPIN-TI 556: Titanium Firing Pin Ar-15 Ionbond Finish