built-in racks
nounUK /ˌbɪltˈɪn ræks/
US /ˌbɪltˈɪn ræks/
Racks that are made as part of something, not added later.
The new kitchen has built-in racks for all the pots and pans.
OTHER MEANINGS
2. Shelves or frames built into a vehicle to carry things.
The van's built-in racks hold the bikes safely.
3. Storage frames built into an appliance, like an oven.
The oven's built-in racks slide out easily.
4. Fixed frames built into a closet or cupboard.
Her closet has built-in racks for shoes and bags.