It has a single front tab and a rear U-bracket.
| Top Length: 18" | Bottom Length: 17" | Bottom Legnth w/Tabs: 20-7/8" |
| Rear Width: 4" | Front Width: 3" | Rear Height: 3" |
| Front Height: 8" | Front Tunnel Height: 1.5" | Rear Tunnel Height: 1.5" |
| Top Tunnel Width: 1-13/16" | Bottom Tunnel Width: 1-13/16" | Tunnel Length: 17" |





