To start with is your grill regestered with Weber?
Two contact them with your request first by Email to custmer service stating your issue and that what to talk to a live representative.
On my silver C the bottom shelf(rack) I want to redo , I am thinking of using angle aluminum angle or z channel and then installing composite wood spaced to drain water,but mostly dust here... I have seen it done on here on some really nice rebuilds and I think it would be a great touch to my...
On my Silver C I removed the side burner and added another flat tray surface for extra room. I never really used the side burner much as it is so windy here. Now it just looks cleaner.
These are aircraft style hardware, there is a parts and hardware distributor that is at medium to large airports, and you can buy over the counter.
The company is called Boeing was Aviall anyway they have a in depth catalog that you can reference at counter or on line.