SIDI Metal SRA Carbon Comp Insert - Anthracite/Gray 39-40 Description-Damper Rebuild Kit Only compatible with Dura Ace

Only compatible with Dura Ace 9100/9150 and Ultegra 8000-SS/8050-SS

8 x 60mm Problem Solvers shims included Back Sweep (deg) 65

Rear transition hook

2 Color Silver Clamp Style Standard Rails

DB4 is SRAMs answer for riders who want to focus on the ride

SIDI Metal SRA Carbon Comp Insert - Anthracite/Gray 39-40 Description-Damper Rebuild Kit Only compatible with Dura AceSIDI Metal SRA Carbon Comp Inserts are high quality components designed to enhance the performance and durability of cycling shoes. Made from carbon composite material these inserts offer excellent stiffness and power transfer allowing cyclists to maximize their efficiency and performance on the bike. Additionally the metal reinforcement provides added durability and stability ensuring long lasting use even under demanding conditions. Ideal for