Full Speed Ahead Micro ACBBlue/Gray Seal Headset Bearing 45x45 Stainless 1-1/8" Bike Accessories_Stem The sidewall is reinforced with

The sidewall is reinforced with an extra layer of nylon that increases the resistance against penetration and cuts while stabilizing the tire at low inflation pressure for a confident ride over any kind of terrain

Pirelli’s experience and the reliability of SmartNET™ Silica technology combined with the tubeless-ready comfort and the resistance of the Armour Tech™ technology facilitated the creation of a new clincher tire with a unique DNA

This frame geometry strikes a balance between race-oriented aggression and comfortable endurance riding

the AR isn’t just faster than any other road bike we’ve ever created

and they wear smooth naturally

Full Speed Ahead Micro ACBBlue/Gray Seal Headset Bearing 45x45 Stainless 1-1/8" Bike Accessories_Stem The sidewall is reinforced withFSA bearings that set directly into the frame without the use of pressed in cups. 36 45 degrees is Cane Creek compatible 45 45 degrees is Campagnolo compatible Fits all "Campagnolo Hiddenset" Frames Thickness: 8 Cartridge Bearing Angle: 45x45 Bearing O. D. (mm): 41. 8 Bearing Type: Cartridge Bearing I. D. (mm): 30. 5