2 Pieces Bike Carbon Fiber Headset Spacer Bicycle Stem Spacer 1-1/8 Inch Specifications BrandName: Farbetter Material:Carbon Fiber Quantity:2 pieces Color:Black Weight:approx. 35 g/ 1.2 oz Internaldiameter: 28.6 mm Externaldiameter: 34.9 mm Thickness:approx. 3mm Features -Larger size allows you to put in place inone step. -Spacer headset of 2 Size can be stacked seamlessly. Package includes: 1 x 30 mm Headset spacer 1 x 40 mm Headset spacer Farbetter strive to provide exceptional products and services. Have any questions, please contact us immediately so that we may resolve the issue for you. Product Features Large size: This package contains two different sizes, 30mm, 40mm, larger size allows you to put in place in one step, the two sizes can overlap seamlessly. Materials: Woven carbon fiber, woven carbon, heat-resistant, impact-resistant, sturdy and durable, beautiful appearance, light weight. Feature: Carbon fiber headset spacer resistant to corrosion, more sturdy, durable, Lighter and harder than aluminum alloy headset spacer. Appearance: automatic cutting, all sizes can be stacked seamlessly, smooth edge, delicate texture and durable. Compatible Dimensions: The inner diameter is about 28.6 mm, the outer diameter is 34.9 mm, the total weight is about 35g. Perfect for most mountain bikes, road bikes, and 28.6 mm front bar fork bikes. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!