Paint rack - 36 mm (small) - The GiftForge International
It's not a mini, but I've designed a paint rack you can download and make yourself. It's free! : r/minipainting
Laser Cut Paint Tray (Vallejo or Army Painter size) by joseanes | Paint tray, Laser cutting, Laser
Paint Rack Light - Vallejo & Citadel - 200003
Amazon.com: Bucasso Wooden Model Paint Organizer, Paint Rack with MDF Material for 35 Paint Bottles, Craft Paint Holder Suitable for Tamiya/ Vallejo/Citadel, GK11 (Can be combined with other GK style) : Arts, Crafts