IKEA Billy bookcase tip: if you have an OLD Billy bookcase (pre-2014) you can still add extra shelves even though the new extra shelves from IKEA use a new, disc-shaped shelf pin.
BILLY Bookcase, white, 15 3/4x11x79 1/2" - IKEA
BILLY – ModerNash
Ikea BILLY Extra Shelf White 30 x 10" New 202.653.01 | Being Patient
BILLY Extra shelf, white, 30x10" - IKEA
BILLY Extra shelf, black-brown, 14x10" - IKEA
Ikea BILLY Extra Shelf White 30 x 10" New 202.653.01 | Being Patient
BILLY Bookcase, white, 31 1/2x11x79 1/2" - IKEA
![SET of 2 - Ikea BILLY Extra Shelf with Metal Supports, White, 30x10" 202.653.01 | eBay](https://i.ebayimg.com/images/g/XsEAAOSwIbZjeCWJ/s-l400.jpg "SET of 2 - Ikea BILLY Extra Shelf with Metal Supports, White, 30x10" 202.653.01 | eBay")
SET of 2 - Ikea BILLY Extra Shelf with Metal Supports, White, 30x10" 202.653.01 | eBay
BILLY Extra shelf, black-brown, 30x10" - IKEA
BILLY – ModerNash
BILLY Extra shelf, white, 30x10" - IKEA | Bokhylla, Spånskiva, Ikea
BILLY Bookcase, dark blue, 63x113/4x791/2" - IKEA
BILLY Extra shelf, black-brown, 14x10" - IKEA | Extra shelf, Black and brown, Ikea
Ikea BILLY Extra Shelf White 30 x 10" New 202.653.01 | Being Patient
![SET of 2 - Ikea BILLY Extra Shelf with Metal Supports, White, 30x10" 202.653.01 | eBay](https://i.ebayimg.com/images/g/NOEAAOSwaBxjeCWJ/s-l1200.webp "SET of 2 - Ikea BILLY Extra Shelf with Metal Supports, White, 30x10" 202.653.01 | eBay")
SET of 2 - Ikea BILLY Extra Shelf with Metal Supports, White, 30x10" 202.653.01 | eBay
BILLY Bookcase, white, 31 1/2x11x79 1/2" - IKEA
Amazon.com: IKEA Billy Extra Shelf Bundle with Cleaning Cloth (14x10, White) : Home & Kitchen
![SET of 2 - Ikea BILLY Extra Shelf w/Metal Supports Black-Brown 14x10" 502.652.91 | eBay](https://i.ebayimg.com/images/g/OJcAAOSwO89jkpOv/s-l1200.webp "SET of 2 - Ikea BILLY Extra Shelf w/Metal Supports Black-Brown 14x10" 502.652.91 | eBay")
SET of 2 - Ikea BILLY Extra Shelf w/Metal Supports Black-Brown 14x10" 502.652.91 | eBay
Amazon.com: Billy Bookcase Home Storage Organizer Shelving Extra Shelf Including Supports White 30x10, 30x10 '' : Home & Kitchen
![SET of 2 - Ikea BILLY Extra Shelf with Metal Supports, White, 30x10" 202.653.01 | eBay](https://i.ebayimg.com/images/g/nSgAAOSwQ0RjeCWJ/s-l1200.webp "SET of 2 - Ikea BILLY Extra Shelf with Metal Supports, White, 30x10" 202.653.01 | eBay")
SET of 2 - Ikea BILLY Extra Shelf with Metal Supports, White, 30x10" 202.653.01 | eBay
![SET of 2 - Ikea BILLY Extra Shelf with Metal Supports, White, 14x10" 102.652.93 | eBay](https://i.ebayimg.com/images/g/ycIAAOSwYdxjWxDn/s-l400.jpg "SET of 2 - Ikea BILLY Extra Shelf with Metal Supports, White, 14x10" 102.652.93 | eBay")
SET of 2 - Ikea BILLY Extra Shelf with Metal Supports, White, 14x10" 102.652.93 | eBay
BILLY Extra shelf - birch veneer (53690907) - reviews, price comparisons
![Lot of 2) Ikea BILLY Extra Shelf with Metal Supports White 14x10" 102.652.93 | eBay](https://i.ebayimg.com/images/g/MnkAAOSw2Xpj0ZvA/s-l1200.webp "Lot of 2) Ikea BILLY Extra Shelf with Metal Supports White 14x10" 102.652.93 | eBay")
Lot of 2) Ikea BILLY Extra Shelf with Metal Supports White 14x10" 102.652.93 | eBay
![Ikea BILLY Extra Shelf Shelves BIRCH VENEER 30 x 10" Same Day Shipping | eBay](https://i.ebayimg.com/images/g/ZaUAAOSwTcRjsjZr/s-l1200.webp "Ikea BILLY Extra Shelf Shelves BIRCH VENEER 30 x 10" Same Day Shipping | eBay")