Aluminium Seat Plank: 10 Seat Height: 17 Rise per Row: 6 Weight: 207 Produced with the highest grade materials Three Row TipNRoll Spectator Bleacher Plank TipNRoll Bleachers are made to provide versatile indoor seating that can be easily tipped up and moved to other locations or for storage, These models are perfect for any location where space is limited but still offer seating for fans to view many different kinds of events at schools, gyms, athletic complexes, churches, YMCAs, boys girls clubs, fairgrounds, and any other venue that needs seats to cheer on their team. Specifications. Aluminium Seat Plank 10. Seat Height 17. Rise per Row 6. Weight 207