Bison 21' Standard Aluminum Portable Outdoor Bleachers
Put fans where they belong—on sturdy seats, not on the sidelines.
Whether you're outfitting a school, park, or field complex, the Bison 21-foot aluminum bleachers deliver rugged reliability and crowd-ready comfort. Designed to handle the wear and weather of game day after game day, these bleachers are made for the long haul—without giving you long-term maintenance headaches.
Features and Specifications
Built for the Long Game
Weather-Ready with Recycled Runners
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Recycled plastic ground runners elevate the support frame to avoid moisture damage from dirt or grass
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Unlike wood runners (which age about as well as a banana in the sun), these won’t rot, splinter, or disappoint
Multiple Sizes for Any Sideline
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This model: 21' length, available in 3- or 4-tier heights
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Also offered in 7½' and 15' sizes
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Need something smaller? 2-tier only available in 15' length for compact spaces
Safety and Style
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End caps on planks give a clean, finished look while eliminating sharp edges
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High-grade zinc-plated hardware keeps things secure without rusting into oblivion
Portable & Practical
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Ideal for fields, courts, and event spaces that need flexible, movable seating
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Easy to transport, set up, and maintain—no engineering degree required
Warranty
Make room for the roar of the crowd.
The Bison 21' Portable Aluminum Bleachers are a solid play—no splinters, no rust, no regrets. Because your fans deserve more than folding chairs and hope.
