SUPRAX SUP Board Pontoon MountFree up deck space on your pontoon boat with the SurfStow SUPRax Stand-Up Paddleboard Storage System. SUPRax is designed from durable aluminum alloy and anodized for strength. Heat-pressed, die-cut EVA protective foam protects your board from damage while in storage. Heavy-duty shock cords keeps your SUP board in place.** This product is a tension mount installation and it only works on pontoon rails that are completely square. Please note some of the newer pontoon boats do not have completely square railings. These racks WILL NOT fit those style rails. **Features:Pontoon mount fits 7/8, 1 and 1-1/4 railsEasy to installAccomodates all SUP board shapes and sizesWARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.