PRE-FINISHED TREADS AND RISERS BLACKSTONE OFFERS A UNIQUE PRODUCT AT A VALUE PRICE TO AID IN SALES FOR OUR DISTRIBUTORS. BLACKSTONE MAKES PRE-FINISHED TREADS AND RISERS IN THE FOLLOWING FINSHES • GUNSTOCK • CHERRY • BUTTERSCOTCH • NATURAL WE INVENTORY RED OAK ONLY IN THESE FINISHES AND CAN SHIP IMMEDIATELY. ALL OTHER WOODS ARE AVAILABLE IN NATURAL FINISH ONLY OUR TREADS ARE FACTORY SANDED AND FINISHED AND CONTAIN AN ALUMINUM OXIDE HARDENER FOR LONG WEAR.