SRAM's flat-top chains have a nice aesthetic, the Red AXS chain has additional chain plate cutouts to save weight. (Image credit: Josh Croxton) A public hearing for the case between the Belgian Competition Authority (BCA) and the Union Cycliste Internationale (UCI) took place on Wednesday at the Markets Court in Brussels. It marks the latest phase in the ongoing argument between the sides, which was initially put forward by SRAM against the UCI's proposed gear restriction trial – known officially as the Maximum Gear Ratio Protocol – which was set to be introduced at the 2025 Tour of Guangxi. Article continues below Prior to this, at the Science and Cycling Conference ahead of the Tour de France, Red Bull-Bora-Hansgrohe's Head of Engineering, Dan Bigham, had presented evidence that the gear restriction would have no material impact on rider safety. In the months since that October decision, the UCI and the BCA have been arguing their cases via an exchange of writs.…