{"product_id":"ybeki-42t-black-130bcd-cnc-aluminum-chainring-for-road-bikes-anti-drop-ultra-light","title":"YBEKI 42T Black 130BCD CNC Aluminum Chainring for Road Bikes, Anti-Drop, Ultra-Light","description":"\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\"\u003e  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e ①【 Aerospace-Grade Material \u0026amp; Precision Engineering】✓ 7075-T6 Aluminum Alloy (572MPa tensile strength, 30% stronger than 6061 aluminum) for unmatched durability.✓ 5-Axis CNC Machining with ±0.01mm tooth tolerance (ISO 13041 certified) for precise chain engagement.✓ Military-Grade Hard Anodization (HV800 surface hardness, 3x wear resistance) to resist corrosion and scratches. ✓ Compatibility: 8-12 Speed Road Bike 130BCD Chainring  \u003c\/span\u003e\u003c\/li\u003e  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e ②【 Advanced Anti-Drop Chain Retention System】✓ Alternating Narrow-Wide Tooth Profile (7.3mm wide \/ 6.8mm narrow teeth) perfectly matches 8-11 speed chain pitches.✓ Dynamic Chamfer Technology enables 45% faster chain engagement, tested to reduce chain drops by 92% on rough terrain.✓ Extended Tooth Tips enhance stability, ideal for high-impact MTB rides and aggressive road cycling.  \u003c\/span\u003e\u003c\/li\u003e  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e ③【 Ultra-Lightweight \u0026amp; High-Stiffness Design】▸ 3D Hollow Structure cuts weight by 63% compared to steel, achieving a featherlight profile without compromising strength.▸ Asymmetric Reinforcement Ribs deliver 155Nm\/deg lateral stiffness, ensuring power transfer efficiency up to 98.7%.▸ 1kg Total Weight Reduction for your bike, boosting climbing performance and overall agility  \u003c\/span\u003e\u003c\/li\u003e  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e ④【Pro-Level Performance Features】✓ Mirror-Polished Teeth (0.09μ ultra-low friction coefficient) minimize energy loss during pedaling.✓ Self-Cleaning Grooves reduce mud accumulation by 70%, maintaining peak performance in wet or dirty conditions.✓ Dual Anodized Finishes (Matte Black\/Ceramic Coated, Racing Red\/UV-Resistant Nano-Dye) for style and long-lasting colorfastness.  \u003c\/span\u003e\u003c\/li\u003e  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e ⑤【1-Year Warranty \u0026amp; Premium Support】✓ Zero-Rust Guarantee: Free replacement for any oxidation within 12 months—no questions asked.✓ 24\/7 US-Based Technical Support: Expert mechanics respond to inquiries within 24 hours for hassle-free installation.✓ 48-Hour Replacement Promise: Defective parts shipped gl  \u003c\/span\u003e\u003c\/li\u003e  \u003c\/ul\u003e            \u003cdiv data-csa-c-content-id=\"voyager-product-details-jumplink\" data-csa-c-slot-id=\"voyager-product-details-jumplink\" data-csa-c-type=\"link\" class=\"a-section aok-hidden\" data-csa-c-id=\"ax6t88-p5jvmk-6tn8nt-dh1f08\"\u003e \u003cspan class=\"caretnext\"\u003e›\u003c\/span\u003e \u003ca id=\"seeMoreDetailsLink\" class=\"a-link-normal\" href=\"#productDetails\"\u003e See more product details \u003c\/a\u003e \u003c\/div\u003e","brand":"YBEKI","offers":[{"title":"Default Title","offer_id":52379863122221,"sku":"B0BBGJT733","price":46.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0846\/6700\/7277\/files\/41-dqxiLA1L._SX800.jpg?v=1789934442","url":"https:\/\/enerbold.com\/products\/ybeki-42t-black-130bcd-cnc-aluminum-chainring-for-road-bikes-anti-drop-ultra-light","provider":"Enerbold","version":"1.0","type":"link"}