Titanium Glock Firing Pin for 10mm and 45 ACP. Made from Grade 6 Titanium which is 40% lighter than standard steel grades. Titanium is 40% lighter than your standard grade of steels thus giving you a faster lock time. Titanium is also Corrosion and High Temperature Resistant to help eliminate galling, fretting and seizing. Our Titanium Firing Pins are nearly 40% lighter than a standard steel firing pin thus giving it a faster lock time which minimizes risk of accuracy being compromised by weapon movement before the hammer hits the primers. This pin is 2.346 inches long.