How does it make the reach longer? The seat angle also increases by exactly the same amount.
it does, but it also mean the saddle sit further forward to the BB, and made it felt a bit like a TT position, thus move saddle back a bit and end up getting shorter stem.
it does, but it also mean the saddle sit further forward to the BB, and made it felt a bit like a TT position, thus move saddle back a bit and end up getting shorter stem.