![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. 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.](https://preview.redd.it/tp19ukx1oll61.jpg?auto=webp&s=4ecb427cb866ab36d7504f0adf06ee826d11bf49)
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.
![Amazon.com: Spare Hardware Parts Billy Bookshelf Pins (Replacement for IKEA Part #131372) (Pack of 8) : Home & Kitchen Amazon.com: Spare Hardware Parts Billy Bookshelf Pins (Replacement for IKEA Part #131372) (Pack of 8) : Home & Kitchen](https://m.media-amazon.com/images/I/61HRljSMNRL.jpg)
Amazon.com: Spare Hardware Parts Billy Bookshelf Pins (Replacement for IKEA Part #131372) (Pack of 8) : Home & Kitchen
![How to Build Easy Built-Ins from IKEA Billy Bookcases | Ikea billy bookcase, Ikea billy bookcase hack, Ikea bookcase How to Build Easy Built-Ins from IKEA Billy Bookcases | Ikea billy bookcase, Ikea billy bookcase hack, Ikea bookcase](https://i.pinimg.com/564x/75/d5/12/75d5128a8743574851ed8077115dda0f.jpg)
How to Build Easy Built-Ins from IKEA Billy Bookcases | Ikea billy bookcase, Ikea billy bookcase hack, Ikea bookcase
![Spare Hardware Parts Billy Bookshelf Pins (Replacement for IKEA Part #131372) (Pack of 12) - Walmart.com Spare Hardware Parts Billy Bookshelf Pins (Replacement for IKEA Part #131372) (Pack of 12) - Walmart.com](https://i5.walmartimages.com/asr/5235290b-5396-4eba-95ab-2066bce8783f.eaf7f1e348e5cbff1d40f08a901b5031.jpeg)
Spare Hardware Parts Billy Bookshelf Pins (Replacement for IKEA Part #131372) (Pack of 12) - Walmart.com
![IKEA BILLY Bookcase assembly, joining BILLY Bookcase and wall fixing of Ikea BILLY Bookcase - YouTube IKEA BILLY Bookcase assembly, joining BILLY Bookcase and wall fixing of Ikea BILLY Bookcase - YouTube](https://i.ytimg.com/vi/CPFW-5y_qb4/mqdefault.jpg)