The Lyman 57SML rear receiver sight is a popular black powder sight that delivers an immediate improvement in accuracy for target shooters and hunters. It features 1/4 minute micrometer click adjustments for elevation and windage and a quick-release slide. The 57SML fits perfectly on Lyman Deerstalker or Trade Rifle; other models may require minor drilling and tapping depending on manufacturer. The 57GPR fits Great Plains with a supplied adapter. Built for dependable performance in the field, this sight is a smart upgrade for muzzleloaders and traditional black powder rifles.
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