Genuine replacement parts
Service and replacement parts specifically for Trek Knock Block Technology.
Product details
- For locking steer tube to the headset bearing cover and frame chip
- Only for use with Trek Knock Block systems
Service and replacement parts specifically for Trek Knock Block Technology.
Model | Trek Knock Block Lockring Spacer |
---|---|
Steerer outer diameter | 28.6mm (1-1/8") |
Thickness | 10mm |
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