Trek Knock Block Stem/Steerer Tube Adapter and Spacers - $20 (La Grande)

Trek Knock Block Stem/Steerer Tube Adapter and Spacers 1

Trek Knock Block Stem/Steerer Tube Adapter and Spacers 1 thumbnail

part type: headset, stem, spacers

condition: excellent

make / manufacturer: Trek

model name / number: Knock Block

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TREK KNOCK BLOCK HEADSET PT LOCKRING SPACER 1-1/8

Adapter allows you to use a standard Stem and Spacers instead of a Knock Block Stem and Spacers, only.

Trek proprietary headset components compatible with Trek Knock Block models.

Features:
Trek Knock Block Stem/Steerer Tube Adapter and Selected Spacers.

For locking the steer tube to the headset bearing cover and frame chip
Only for use with Trek Knock Block systems
Specifications:

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

Free Local Pickup in La Grande, Oregon. Will ship to lower 48 USA States for $10.00.

post id: 7860261224

posted: 2025-06-22 16:29

updated: 2025-11-18 05:54

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Trek Knock Block Stem/Steerer Tube Adapter and Spacers - bicycle...

TREK KNOCK BLOCK HEADSET PT LOCKRING SPACER 1-1/8 Adapter allows you to use a standard Stem and Spacers instead of a Knock Block Stem and Spacers, only. Trek proprietary headset components...