- Length inches 72-1/2
- Width inches 18-1/9
- Height inches 32-1/2
- Capacity lbs per square foot 200
- Frame construction Aluminum
- Frame color Black
- Manufacturers part number Tpa
- Limited warranty 10 years
- Description 4th level straight riser add-on
- Brand National public seating
- Type Riser
- Certified/approved Mas
- Number of levels 1
- Folding N
- Accessory type Riser add-on
- With casters N
- Top construction Carpet
- Top color Gray
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