Sumart Universal Bleed Block Tool (2-Piston Caliper) - Black Bikebox The Cannondale alloy lockring is

The Cannondale alloy lockring is designed to fit the Hollowgram crankarm or SiSL2 Crank

Taking its name from one of the world’s most iconic racing circuits

Same frame requirement as road flat mount

Simply open the quick-adjust wheelbase clamp and adjust the wheel chocks to match your bike's wheelbase: ideal for riders with multiple bikes or households with multiple riders

Sumart Universal Bleed Block Tool (2-Piston Caliper) - Black Bikebox The Cannondale alloy lockring isThe UBB 20 Universal Bleed Block is an essential tool designed for maintaining hydraulic brake systems, specifically engineered for 2 piston calipers. This tool helps prevent damage to ceramic pistons during the bleeding process. It can be adjusted by hand or with a 3mm Allen key if necessary. Specifications Protects Ceramic Pistons: Designed to prevent damage to ceramic pistons during maintenance 2 Piston System: Specifically engineered for 2 piston