because all 'cheap' 'track' cranks are, and the photo showing the space for 2 chainrings.
There are almost literally 10 actual track crank models. rest are double with a single ring. I think I know all of them.
as far as i'm aware there is only 2 cranks spaced to track with 130BCD, and they're stronglights
I'm avoiding coursework so heres a quick list just off the top of my head
sugino 75
those beefy andel/ quest/ pro lite sardinia things
the skinny andel ones
miche advanced
campy pista
dura ace 7701
stronglight 2000
stronglight activ link z light track
sram 300
the fsa carbon ones
theres pleanty of other older ones but these are the main ones available now.
because all 'cheap' 'track' cranks are, and the photo showing the space for 2 chainrings.
There are almost literally 10 actual track crank models. rest are double with a single ring. I think I know all of them.
as far as i'm aware there is only 2 cranks spaced to track with 130BCD, and they're stronglights
I'm avoiding coursework so heres a quick list just off the top of my head
sugino 75
those beefy andel/ quest/ pro lite sardinia things
the skinny andel ones
miche advanced
campy pista
dura ace 7701
stronglight 2000
stronglight activ link z light track
sram 300
the fsa carbon ones
theres pleanty of other older ones but these are the main ones available now.