Scotty 302 Feel secure and stable while fishing with Scotty Stabilizers attached to the kayak. Easily inflatable bladders offer over 30 lb. of extra buoyancy and Scottys unique assembly system makes installation and removal quick and easy! The 30 long x 8 diameter pontoons are made of heavy PVC coated outer shell material. Each stabilizer kit includes two inflatable pontoons, two 28 anodized arms with posts, four 241L Locking Combination Side/Deck Mounts, and two 280 Baitcaster rod holders.