{"product_id":"5dev-8-bolt-dura-ace-spider-crank-spider-cksp0107-bicycle-crank-spider","title":"Premium CNC Machined 8-Bolt Dura Ace 2x Chainring Spider for 4-Bolt 110BCD, Lightweight Alloy, Designed for Performance \u0026 Precision Cycling","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eEnhance your Dura Ace 2x chainring setup with the 5Dev 8-Bolt Spider - the ultimate precision-engineered component for serious cyclists. Crafted with premium materials and advanced CNC machining techniques in San Diego, this lightweight spider offers a perfect blend of durability, performance, and style. Weighing only 73 grams, it seamlessly integrates into your high-performance road or gravel bike, ensuring a reliable and efficient power transfer.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eConstructed from high-grade aluminum, the 5Dev 8-Bolt Spider boasts exceptional strength-to-weight ratio, ensuring long-lasting performance under rigorous riding conditions. Its precision CNC machining guarantees tight tolerances and a smooth finish, enhancing both aesthetics and reliability.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eDesigned specifically for Shimano Dura Ace 2x chainrings, this spider features a 4-bolt 110mm bolt pattern optimized for maximum stiffness and stability. Its direct-mount 8-bolt configuration ensures secure attachment and optimal chainring positioning, reducing flex and delivering consistent shifting performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eFeaturing a sleek black finish, the 5Dev spider complements high-end road and gravel bikes, making it a perfect choice for competitive racers and enthusiasts alike. Its dedicated design improves power efficiency and drivetrain responsiveness, whether you're racing on smooth pavement or tackling challenging gravel trails.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eInnovative Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eExclusively compatible with Dura Ace 2x chainrings (please note, this spider is not compatible with Ultegra), it offers a tailored solution for riders seeking seamless integration with Shimano's top-tier groupsets. Its ultra-lightweight design and precision engineering make it an ideal upgrade to enhance your bike's performance and aesthetics.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eUpgrade your cycling setup with the 5Dev 8-Bolt Spider for Dura Ace 2x Chainrings - engineered for excellence, built for performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Shimano Dura Ace 2x chainrings, this 5Dev 8-Bolt Spider provides a precise 4-bolt 110mm BCD interface for optimal power transfer and rigidity. \u003c\/li\u003e\n\u003cli\u003eEngineered with CNC-machined aluminum in San Diego, this lightweight spider weighs just 73 grams, enhancing bike performance without adding bulk. \u003c\/li\u003e\n\u003cli\u003eDesigned exclusively for Dura Ace 2X chainrings, it ensures seamless compatibility and secure attachment for professional-grade cycling setups. \u003c\/li\u003e\n\u003cli\u003eThe 8-bolt direct mount configuration offers increased stability and easier installation, ideal for high-performance road cycling and racing applications. \u003c\/li\u003e\n\u003cli\u003eFeaturing a sleek black finish, this spider combines durability with style, making it a perfect upgrade or replacement part for serious cyclists seeking precision and reliability.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"5Dev","offers":[{"title":"Default Title","offer_id":42172375564355,"sku":"CKSP0107","price":179.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/FD1700.jpg?v=1773444961","url":"https:\/\/365cycles.com\/products\/5dev-8-bolt-dura-ace-spider-crank-spider-cksp0107-bicycle-crank-spider","provider":"365 Cycles","version":"1.0","type":"link"}