Amilcar Hernandez has been building customized 10/22 rifles since 1973. As a computer system engineer, Amilcar is no stranger to precision and accuracy. Over the years, Amilcar has customized numerous Ruger 10/22s, and assisted many to build their dream rifle. He’s laid out his 45 years of 10/22 customization into a simple, step-by-step format that will allow even the interested newbie to the craft enjoy building his or her own customized 10/22.