Absolute Black Hollow Cage Carbon-Ceramic OSPW Shimano 9100/8000-Gold speciality flutter-free and skin-friendly thanks to

flutter-free and skin-friendly thanks to specially developed strap profile

Repels water and atmospheric pollutants

they are precision-machined with ultra-tight tolerances

Built for pure speed

One-Way bleeding: Yes

Absolute Black Hollow Cage Carbon-Ceramic OSPW Shimano 9100/8000-Gold speciality flutter-free and skin-friendly thanks toSpecifications Size (Mass + 1g): 71g (12T 18T) Color: Lower lockring: PVD Rainbow, Black, Titanium, Red, Gold Compatibility: Shimano Dura Ace 9100 9150 9170 , Ultegra 8000 8050. Fits up to 32T cassette. NOT compatible with Ultegra long GS cage derailleurs. Material: Carbon fiber polymer matrix, 7075 Aluminium, rubber, ceramics In the box: Complete cage, lockring tool, 2x spare xring rubbers.