V Seven Titanium Scar Pin - Hammer SCARHM PIN. The V Seven Titanium scar pin resists corrosion and wear much better than the standard steel pins used by most AR-15 rifles. The V Seven Titanium scar pin has a much lower profile than a steel pin and can be used in either a conventional trigger guard or a Scarpa style guard. If you are looking for a high quality replacement trigger pin that won't weigh you down but also have the added strength of a scarpa it is the perfect addition to your rifle. Specifications for V Seven Titanium Scar Pin: Manufacturer: V Seven Color: Black Finish: Ionbond Package Contents: V Seven Titanium Scar Pin V Seven SCARHM PIN: Titanium Scar Pin - Hammer