The BSD TBT Sprocket, featuring a classic 4 spoke cross ‘flight’ design built street tough.
- Super tough 7075 aluminium construction.
- Classic ‘flight’ 4 cross design.
- 8mm thick at the edge for strength.
- 6mm thick in the centre to save weight.
Specifications
Material - 7075-T6 al
Size - 25t / 28t
Weight - 70g / 90g