The Black Knight Rides

From publisher blurb: This is an OSRIC adventure for characters of 3rd to 5th level of experience.The party of adventurers will meet an evil knight in black armor who is raiding caravans and disrupting trade along the coast. They will have the opportunity to investigate the mystery of this black knight and discover who he is and what exactly he represents. This black knight is no ordinary knight. He is an extremely powerful enemy.