Trek Knock Block Lockring Spacer 1-1/8" - Black

The Trek Knock Block Lockring Spacer 1-1/8" (Black) is a precision-engineered component designed for Trek bikes equipped with the Knock Block system. It helps maintain proper headset alignment and spacing, ensuring smooth steering and frame protection from handlebar impacts.

Features:

• Compatible with Trek Knock Block headset systems (1-1/8")
• Ensures accurate alignment and secure fit
• Protects frame from over-rotation and damage
• Durable black anodized finish for long-lasting use
• Genuine Trek replacement part for easy installation