Do these Specialized Zertz inserts actually do anything on my carbon fork? I've just discovered this one is broken, and it could've been broken for years. I always thought they were just
Ruby Triple | Specialized.com
Roubaix SL4 Sport | Specialized.com
Red-tinted Zertz elastomeric inserts for this limited edition paint scheme. | Pro bike, Tom boonen, Bike
Ruby Sport | Specialized.com
SPECIALIZED SIRRUS ZERTZ Comp ROAD BIKE Crank set | eBay