SeaSucker Monkey Bars 48"Our one size fits all roof rack system is dressed in black so it's ready for a night on the town or a stealth mission. Screw together cross bars allow for compact storage when needed. The Monkey Bars feature round black powder coated aluminum cross bars; choose between the standard 48" cross bars and the extended 60" cross bars. Either version allows you to easily attach accessories for activities such as kayaking, skiing, surfing and paddle boarding,