There's plenty at stake for New Zealand's leading track cyclists at the New Zealand track cycling championships in Invercargill this weekend.
The championships, starting at the Cycling Southland Velodrome on Saturday, form another important part of the season's programme ultimately leading to the London Olympics.
The BikeNZ selectors face a daunting task and some tough decisions as they finetune teams initially for this month's World Cup in London, April's world championships in Melbourne and finally the Olympics.
"There are some selections still to be made for the World Cup and, of course, long term we have to work around the IOC limitations on team numbers for London which is quite complex," said BikeNZ high performance director Mark Elliott.
"In between that is an important world championship in Melbourne in April - doubly important because it is very rare to have this event in the southern hemisphere.