1+ Car lifting jack  
2+ Rubber plug  
3+ Jack envelope  
4+ Wheel brace  
5+ Clamp bracket  
6+ Spare wheel clamp  
7+ Spring  
8+ Thumb screw  
9+ Hook bolt  
10+ Clamp washer  
11+ Clamp 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.