US Patent 8408195 Archery bow string stop

A string stop for use with an archery bow comprises a body portion configured for attachment to the archery bow and a bumper attached to the body portion. The bumper is configured to contact a bowstring of the archery bow. The bumper defines an internal cavity configured to optionally receive an insert member. In some embodiments, an insert member is positioned in the cavity. The insert member can have different properties than the bumper.