Features: Upgraded your cycling with our chain guide converters seats, designs to ensure smooth and efficient gear transiting for enhances performances on ride. Craft from quality aluminum alloys, this converters seats is light weight yet quality, providing long timing reliability and resistance to wear and tear. Great for cyclists and biking enthusiasts who demand precisions and efficiency in their gear shifting mechanisms. Perfect for use in various cycling, whether you're navigating rough mountain trail or cruising through landscapes. Enhances your bikes functionality with this essential accessory, ensuring great chain alignment and reducing the risk of derailment during ride. Specifications: Materials: Aluminum Alloys Color: Black/Redness/Golden/Silver Package Weight: approx.70g Size: approx.68.3x67.90mm/2.68x2.67in (More Size Detail, Please See Picture.) Package Includes: 1Pc Bike Chain Guide Adapter(with Accessories) note: Please allow 1-3mm error due to manual measurement. Please make surer you not mind before your bid. Due to the differences between different monitors, the picture may not reflect the actual color to the item. Thanks!