• Includes 1 bicycle handlebar extender, 5 spacers, and 1 hex key. • Allows you to customize the handlebar height to improve comfort during the ride. • Easy installation: connect the extender to the front fork stem and adjust with the included hex keys. • Made of high-strength aluminum alloy, with a polished anodized finish, corrosion-resistant and highly durable. • Compatible with most road, mountain, track, MTB, BMX, and DH bikes. • Product dimensions: 3.5 x 3.5 x 13.8 cm. • Do not expose to extreme temperatures or direct sunlight. • Our products can be returned unconditionally. Contact us for any inquiries.