Manufactured from 1871 to 1888. Silver blade front and aperture rear sights, the latter cut through the cocking lever. Silver magazine tube insert with checkered head. Standard two line address and patent markings on top of the barrel rib which reads "E. REMINGTON & SONS, ILION, N.Y. / RIDERS PAT. AUG. 15, 1871". Aside from "FLK" initials (non-factory) stamped on the top and right side, the frame is unadorned. Fitted with smooth two-piece grips with a bird's head butt.