Publicado Por En julio 23, 2026 The Zipp Service Course Aluminum Road Bike Stem is a high-quality, durable component designed for road bikes. Made from lightweight aluminum, this 80mm stem features a 31.8mm clamp diameter and a +/-6° stem angle for optimal performance. The threadless design, along with its sleek black color and Zipp branding, make it a stylish and functional addition to any bike. Perfect for cyclists looking to upgrade their bike's steering control and responsiveness, this stem is compatible with mountain bikes and is a reliable choice for serious riders.