• Value-Oriented Replacement Headset Series
• 6061-T6 Aluminum Bottom Cup and Covers, Polymer Top Cup
• Lightweight Polymer Compression Ring
• Interlok Spacer Compatible
• Lightweight Polymer Crown Race
• Consistent Stack Heights Across 10, 40 and 110-Series
• Internal Parts Are Cross-Compatible Across 10, 40 and 110-Series