1+ High mounted stop lamp  
2+ High mounted stop lamp  
3+ Bulb  
4+ Seal  
5+ Seal  
6+ Nut cover  
7+ Nut  
8+ Shakeproof washer  
9+ Plain washer  
10+ Link lead  

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.