Components & Drivetrain
FSA - Headset Spacer - Alloy - 11/8" - 3x10mm - Suits Trek KnockBlock
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FSA - ALLOY HEADSET SPACERS - KNOCK BLOCK 10MM
1 1/8" headset spacers to suit Trek KnockBlock headsets/stems. Each has a stack height of 10mm, sold in packs of 3pcs.
- 10mm x 3pcs
- Aluminium alloy, anodised black.
- KnockBlock specific, not compatible with other headset systems.