Approximately 20,202 second model Maynard carbines were manufactured between 1863-1865. Some were issued to the 6th, 9th, and 11th Indiana Cavalry as well as the 10th and 11th East Tennessee Union Cavalry. Pinched blade front sight, three leaf rear sight, "J.M" inspection initials on the left barrel flat at the breech, and two boxed script inspection cartouches stamped on the left of the wrist.