Harlem-based rap duo Trips-N-Slim today announced the March 12, 2013 release of their highly anticipated mix tape, “The Preface” [available for download at www.squareoffmusic.com]. The project will be released through Trips-N-Slim’s label imprint, Square Off Records. Though descendants of rap royalty, the duo is well on their way towards penning their own chapter in hip-hop history. Using their unique story-telling abilities, “The Preface” captivates, providing a snap shot of the duo’s true-life experiences. Check out the full story and their latest video after the jump.