Deda Elementi HSS 46 Carbon Spacers 3pkThese spacers are developed for both road and MTB use as they offer excellent height adjustability. They feature a sleek carbon construction which allows you to benefit from their incredible strength without sacrificing any valuable weight on your road bike or mountain bike. Deda has also equipped these with a unidirectional carbon finish for even greater weight savings on every ride. Deda HSS SystemLeading the way for innovation, these superb headset spacers are compatible with the Deda HSS (Stack Spacer System). This allows you to install the spacers directly under the top cover, unlike traditional systems. As a result, you'll enjoy a much sleeker appearance while the spacers rest flush and in-line with the rest of your bike. The Deda HSS 46 Carbon Spacers 3pk is an ideal choice of upgrade for riders who want increased stiffness and handling at the same time. Features: Material: Carbon Finish: Unidirectional CarbonUse: Road, MTBNumber of Spacers: 3 packSize: 1x3mm, 1x5mm and 1x10mmSteerer Tube Diameter: 46mmSteerer Tube Size: 1 1/8"Compatibility: Deda HSS headsetsPart Number: DHSC03BBuy Deda Components from Chain Reaction Cycles, the World's Largest Online Bike Store.