COMP Cams Lightweight Tool Steel Retainers provide the best of all valve train benefits: light weight, along with exceptional strength and wear characteristics. Approximately 33% lighter than  conventional chromemoly steel retainers and only 2-4 grams heavier than titanium (depending upon application), they are made from high-grade tool steel, making them able to withstand even the most demanding race applications.

• CNC-machined for consistent quality
• Developed using latest FEA and CAD software
• Spintron-tested to extreme RPM to prove strength is equivalent to titanium and stronger than chromemoly steel
• Designed for both 7° and 10° angles