Features: Precise Shifting Knowledgemail: The 46 tooth mountain cycle aluminum chainring ensures smooth and efficient shifting, enhancing execution by 20% for high execution cycling enthusiasts. Powerful Aluminum Substancemail: Produced from cosmonautics grade aluminum, this chainring is thin yet permanent, offering oneandhalf times the durability of traditional steel chainrings, ideal for strong terrains. Easy Installation Planumberebog: Highlighting a standard connection, this chainring might installed in just 15 ticks lacking additional tools, excellent for frequent maintenance and upgrades. Flexible Riding Circumstancesecond: Direct current most mountain cycle trademarks and models, this chainring furnishes consistent shifting execution for both daily commutes and venturesome excursions. Strengthened Chain Gtear: More substantial wide tooth plan improves chain grip by 30%, reducing chain slip and ensuring stable pedaling in remote and complex terrains. Specifications: Substancemail: Aluminum alloy Dimensparticlemail: Diameter 20cm Propertiesecond: Aluminum alloy/steel Applicable circumstancesecond: cycle modification, mountain cycle modification Package Includes: Aluminum alloy speed change teeth disc note: Please allow 1-3cm errors due to manual measurement. Due to the difference betweeen different monitors,the picture may not reflect the actual color of the item.