3D forged 6061 aluminum construction oversized box section stem, featuring +/-8° flip flop adjustable rise, requiring fewer spacers.Key Features:3D forged 6061 aluminium alloy body with oversize box cross-sectionOversized 46mm wide 6061 alloy faceplate±8°rise - requires fewer spacersFits 1 1/8" steerer tubesFor 28.6mm diameter handlebarsSteel hardware