SLF EVO Speed System Black OSPW Ultegra 8100 Dura Ace 9200 12 Speed

SLF EVO Speed System Black OSPW Ultegra 8100 Dura Ace 9200 12 Speed Color: Black Model : 921 Utilizing a 14-Tooth / 18-Tooth pulley wheel combination, the EVO Speed System is unmatched by any competitor on the market when it comes to strength, durability, and performance! Reducing drivetrain friction does not have to come with a trade-off of decreased durability, decreased shifting performance, or even taking an aesthetic step backwards (current offerings on the market). Improve your current stock drivetrain or even your current competing Oversize System with the installation of an EVO Speed System. Every EVO Speed System is designed, tested, and hand built in Pawnee, Illinois USA. SPECIFICATIONS Coated Hybrid Ceramic Bearings 7075 Aluminum Hardware CNC Machined to Industry Leading Tolerances 100% #34;Made in the USA #34; Carbon Fiber Plates Color Matched Wheel Assist Thumb Tab 7075 Aluminum Multi-Processed CNC Machined Pulley Wheels Compatibility: Ultegra 8100 Di2 amp; Dura Ace 9200 Di2 Max Cassette Size: 34-Tooth Silakan order sesuai SIZE yang dibutuhkan Jika SIZE yg dibutuhkan bisa dipilih/diclick berarti READY, langsung diorder saja