Description
- Allows the use of Dura Ace 2x chainrings with 5Dev 8-bolt cranks
- - Chainring Bolt Pattern: Shimano 4 Bolt 110BCD for Dura Ace 2X Chainrings (will not work with Ultegra). Please note that this spider is cut to work exclusively with Dura Ace 2X Chainrings
- - CNC machined in San Diego
- - 73g