RF-4D “DANGER MEN WORKING ON THIS TRACK” Signal Flag
Retro-Reflective

Benefits
- Highly Visible
- Manufactured with Engineer Grade Prismatic (EGP) Reflective Sheeting on .080 Aluminum
- EGP Reflective Sheeting Reflects Light Back to the Source
- Will Never Rust or Fade
- Securely Mounts to All Nolan Signal Flag Staffs
- Meets Federal Railroad Administration (FRA), OSHA, and ASTM Specifications
Specifications
| Model # | Size (L x W) or Diameter | Weight |
|---|---|---|
| RF-4D | 12" x 15" (305 mm x 381 mm) | 2 lbs. (1 kg) |
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