A2A High Riser Kit (5/10/20mm*6 & Bridge & Bolt 75-100) Bottom Bracket lightweight construction makes it feel

lightweight construction makes it feel like it's barely even there

Attach to the top of your bars for a more comfortable ride

and features five E-tube ports for easy integration with other Di2 components

Compatible with wide range cassette

this string is designed to give you a high level of control on your biggest swings

A2A High Riser Kit (5/10/20mm*6 & Bridge & Bolt 75-100) Bottom Bracket lightweight construction makes it feelDescription: The A2A risers are designed specifically for the Aeria Ultimate. The system is also compatible with the A2 riser system, or the A3 riser system with adapter. Specifications Compatibility: Aeria Ultimate Maximum Height: 80mm Weight: 770g A2A High Riser Kit includes: Risers 5mm: 2 Risers 10mm: 2 Risers 40mm: 6 Risers Bolts 75mm: 4 Bolts 80mm: 4 Bolts 85mm: 4 Bolts 90mm: 4 Bolts 95mm: 4 Bolts 100mm: 4 Bolts Accessories Washer: 4 Washers A2