Rocky Mountain Rafts - ThunderCloud 9.5' Self-Bailing I-Beam Raft mens The Ursack Major is a

The Ursack Major is a lightweight yet extremely durable alternative to traditional canisters and is one of our best-selling products

personalized fit

Stronger mesh and reduced seam design provides increased reliability for rigorous thru-hike usage

collapsible frame

Rocky Mountain Rafts - ThunderCloud 9.5' Self-Bailing I-Beam Raft mens The Ursack Major is aThe ThunderCloud is the smallest and sportiest raft in the RMR lineup. At 97 and 72 lbs, the 20 diminishing tubes, and progressive rocker will have you ripping in and out of eddies and carving up boulder gardens like a slalom skier. This play boat is fast and extremely maneuverable, ideal for experienced whitewater boaters looking to kick the adventure factor up. The ThunderCloud is perfect for R1 (solo) and R2 (tandem) paddlers, yet offers room for