Avid Elixir 5 Brake Lever Handlebar Split Clamp Inc. Bolts - 11.5015.029.030. Compatible With Avid Elixir 5 Brakes with Split Clamp. Avid Handlebar Clamp. Avid Part Code: 11.5015.029.030. This is a black aluminium brake lever clamp with steel bolts.