The Engineered Ring!
Blackspire Super Pro road chainrings are CNC milled from high quality 7075 T-6 aluminum. Modified shift gates and special profiles to allow flawless shifting while strategically placed stainless steel pins at the outer chainrings further enhance the performance. The aluminum is anodized and provided with laser etched graphics.
Designed for 9/10-speed road drivetrain systems. Not compatible with Shimano Dura Ace / Ultegra cranks from 2004 or newer.
Fitting for derailleur: 9-speed ||| 10-speed
Included in delivery: 1x chainring
Material: 7075 T6 aluminum
Weight supplement: with 42 teeth | manufacturer information)
approx. 108 grams (with 53 teeth | manufacturer information