5DEV 8 Bolt Spider - Shimano

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Introducing the 5DEV 8 Bolt Spider for Shimano Dura Ace Applications. This spider lets you run our 8 Bolt Cranks with a Shimano Dura Ace 2x System. Chainring Bolt Pattern: Shimano 4 Bolt 110BCD for Dura Ace 2X Chainrings (will not work with Ultegra) Crank Bolt Pattern: SRAM 8 Bolt 73 grams * Please note that this spider is cut to work exclusively with Dura Ace 2X Chainrings. Please contact us if you are trying to use this spider with a different application to confirm fitment. CNC Machined in San Diego Show more