Features 1、Constructed of full carbon fiber, durable and exquisite workmanship 2、Lightweight and easy to install and remove 3、4 different size fit for your demand, meet different needs 4、If you need to raise your handle bar, use these spacers 5、Perfect to get a good fit on your bike Specification Description: If you need to raise your handle bar, use these spacers. One way to lighten up your bike is to replace your metal spacers with these super light 100% carbon fiber spacers. Constructed of full carbon fiber, exquisite workmanship. Lightweight and easy to install. Has 4 different size spacer to fit for your need. It is perfect to get a good fit on your bike. Features: 1. Constructed of full carbon fiber, durable and exquisite workmanship. 2. Lightweight and easy to install and remove. 3. 4 different size fit for your demand, meet different needs. 4. If you need to raise your handle bar, use these spacers. 5. Perfect to get a good fit on your bike. Specifications: Material: Carbon Fiber Color: Black Weight: 27g (4pcs) Diameter: approx. 3.4cm / 1.3" Size: 5mm, 10mm, 15mm, 20mm / 0.19", 0.39", 0.59", 0.78" Quantity: 4pcs (5mm, 10mm, 15mm, 20mm) Package Included: 1 x 4pcs full carbon bike spacer Note: Please allow 1-3mm error due to manual measurement. Thanks for your understanding. Package List