... ,marble stairs;steps,stone steps,granite steps;stair steps;risers;stair blocks stairs,stone stairs,granite stairs,marble stairs;steps,stone steps,granite steps;stair steps;risers;stair ... granites,marbles and imported materials. - dimensions:custom or as regular (steps/treads:100-150x30-33cm;risers:100-150x10-17cm;thickness:2 ...