Tange-Seiki

Terious STR Headset - EC34/28.6 Upper, EC34/30 Lower

The Tange-Seiki Terious STR Headset delivers reliable performance and long-lasting durability for riders who want a smooth, consistent steering feel. Built from high-tensile steel and designed with a fully sealed mechanism, it keeps out dirt and moisture to extend bearing life and maintain precision over time.

This headset is made for 34mm straight head tubes and 1-1/8 inch straight steer tube forks, offering a secure fit and straightforward installation. Whether refreshing an older frame or building a dependable commuter or touring bike, the Terious STR provides the strength and protection needed for daily riding.

Key Features:

• Durable high-tensile steel construction for long-term reliability
• Fully sealed mechanism keeps contaminants out for smoother steering and reduced maintenance
• #800 upper and lower bearings for consistent performance
• 12.1mm upper stack / 11.3mm lower stack / 23.4mm total stack height
• Fits 34mm straight head tubes with 1-1/8 inch straight steer tube forks