FSA 80 TrimmerThe FSA 80 trimmer with bike handle controls is the most powerful trimmer in the AK System lineup. Built with a brushless motor, it is virtually maintenance free and allows for multiple cutting options including line head and grass cutting blades. The trimmer features a variable speed trigger that allows users to optimize performance and run times to getting the job done. Specifications POWER SOURCE Battery WEIGHT 11. 1 lbs. WEIGHT (w AK 20) 13. 7