0+ (Unillustrated Parts)  
1+ Electric aerial  
2+ Grommet  
3+ Aerial retraction relay bracket  
4+ Aerial retraction link lead  
5+ Mounting bracket  
6+ Spacer  
7+ Aerial extension lead  
8+ Aerial lead  
9+ Aerial drain hose  
10+ Aerial mast  
11+ Aerial ball nut  
12+ Screw  
13+ Paint clearing screw  

The part numbers in the assembly image below relate to the product number in the table. Clicking on the part number will open up the relevant part details.