Lyman 57GPR Peep Sight

The most popular black powder receiver sight, the 57 series, delivers an immediate accuracy boost for both target shooters and hunters. It features 1/4 min micrometer click adjustments for precise elevation and windage control, along with a quick-release slide for easy adjustments. Some models may require minor drilling and tapping depending on the firearm manufacturer. The 57GPR model is designed to fit the Great Plains rifle and comes with an adapter for easy installation, making it an excellent choice for those seeking enhanced precision in their black powder shooting experience.