Details
Blackburn's TrakBlock 3 is the perfect accessory for your Blackburn Mag 3 Trainer, or any other trainer (sold separately). It levels the bike and provides a stable base. It features 3 heights, so by simply rotating the TrakBlock it will fit 700c, 26-inch and 650c wheels.
Part Numbers
UPC | MPN | Store SKU |
---|---|---|
768686827594 | 2027659 | 134 |