Riverlock are locked and loaded as sponsors of New Zealand's toughest cycling event - the Motu 160. The Opotiki livestock and kiwi fruit company will be given naming rights and will also supply a mountain bike as a spot prize for all entries. This is music to his ears according to race organiser Mark Looney. 'The sponsorship from Riverlock means we can continue to plan for another great event.' Riverlock is a family company with particular interest in livestock and kiwifruit.