tektro are 80mm arm length and shimano are 90mm in case you need a bit more clearance for guards.
If I'd known this, I might not have bought Shimano CX50 cantis to replace the Tektros... esp3cially since the frame has no canti stop and having fitted a seatpost-clamp-bolt-mounted widget, I realise I'd need a hideous cable path to go from the last TT stop to the new hanger and down...
If I'd known this, I might not have bought Shimano CX50 cantis to replace the Tektros... esp3cially since the frame has no canti stop and having fitted a seatpost-clamp-bolt-mounted widget, I realise I'd need a hideous cable path to go from the last TT stop to the new hanger and down...