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Shop > Accessories & Spares > Top Tube Pack Insert
A replacement insert for Tailfin Top Tube Packs. Available in three sizes
Available options:
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STEP ONE:
Compare your current rear axle with the image below before proceeding.
STEP TWO:
If you have a QR Axle, click here to close and continue.
If you have a Thru Axle, use the table below to find your pitch thread.
The Universal Thru Axle contains four swappable threaded ends to cover almost all axle thread pitch standards including 1.0mm, 1.5mm, and 1.75mm, it also covers the widest dropouts available (also recommended for Breezer/Hooded dropouts). If selecting this axle, continue to use this form to determine if you require additional adaptors for your bike.
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