Knock Block Headset Lockring Spacer

Part # 545523
$20.99 $20.99
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Product Details

Service and replacement parts specifically for Trek Knock Block Technology. For locking steer tube to the headset bearing cover and frame chip Only for use with Trek Knock Block systems

Technical Specifications

  • Model - Trek Knock Block Lockring Spacer
  • Steerer outer diameter - 28.6mm (1-1/8")
  • Thickness- 10mm