The ESP-3.25 Rectangular End Cap, crafted from domestically sourced 6063-T6 architectural-grade aluminum, fits onto the ESP-3.25 Rectangular Post for a clean, finished look.

The ESP-3.25 Rectangular End Cap, crafted from domestically sourced 6063-T6 architectural-grade aluminum, fits onto the ESP-3.25 Rectangular Post for a clean, finished look.
| Alloy Type | 6063 |
|---|---|
| Temper | T6 |