0+ (Unillustrated Parts)  
11+ Support bracket  
12+ Grommet  
13+ Distance tube  
14+ Pan head torx screw  
15+ Plain washer  
16+ Screw  
17+ Special pipe clip  
18+ Nyloc nut  

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.