The BigStack's narrow profile takes up the least amount of rooftop space and carries up to four boats on their sides.

• The BigStack's narrow profile takes up the least amount of rooftop space and carries up to four boats on their sides.
• Fits round, square and most factory crossbars
• Includes 1 pair of Heavy Duty Straps, with padded buckles
• Hullguard pads protect boat and vehicle, and the steel-reinforced arms fold down when not in use
• Includes Bow/Stern Tie-Down Straps to offer complete kayak stability