The Delhi Acers will lock horns with the Mumbai Rockets in the summit clash of Premier Badminton League at Siri Fort Stadium in New Delhi this evening. Delhi Acers have been in great form as they topped the table at group stage, and progressed to the final after defeating Chennai Smashers 4-3 in the semis.Mumbai Rockets, on the other hand, edged out title favourites Awadhe Warriors 3-0, who were led by world number two Saina Nehwal to be in the final contention. In an earlier group stage clash Delhi had thrashed Mumbai 5-0.