The Spank Split Stem in Blue is the perfect addition to your mountain bike for a sleek and stylish upgrade. With a 31.8 mm clamp diameter and 38 mm length, this threadless stem is compatible with a variety of bike types and is made of durable aluminum material. The set includes the stem itself and is perfect for those looking to upgrade their bike's components. The brand, Spank, is known for producing high-quality bike parts that are both functional and stylish. This model, the Split Stem, is a great choice for those looking for a reliable and visually appealing stem.