Truck delivery from ¥2,900 for IKEA Family members * Conditions apply

Black BILLY bookcase extension, rectangular, modern design.

Black bookshelf with books, boxes, and a wooden horse figurine.

Black BILLY bookcase with multiple shelves holding books and toys. Grey sofa near black lamp, on a striped rug.

BILLY Height extension unit, black oak effect, 80x28x35 cm

Name: BILLY Height extension unit - black oak effect 80x28x35 cm
Brand: IKEA
SKU: 804.773.62
Price: 5000 JPY
Availability: InStock
Rating: 4.5 (351 reviews)

¥ 5000

Price incl. sales tax

Complete with

BILLY Bookcase, black oak effect, 80x28x202 cm

BILLY Bookcase, 80x28x202 cm

¥ 10990

Collect 100 points with
IKEA Family

Join for free or log inExplore what you can get

It's OK to change your mind

Return within 365 days for a full refund*. Learn more

BILLY

804.773.62

Add an extension unit to BILLY bookcase to maximise your vertical storage space and make efficient use of the floor area. This creates a new solution and more storage when your needs and life change.

More information

Review: 4.5 out of 5 stars. Total reviews: 351Average rating

Reviews

Skip customer reviews

Adding extra height and storage is so easy with the height extension unit.

Review: 5 out of 5 stars.5

Easy to put together, the height extension blends seamlessly to my existing Billy units. You can't tell that it's an addition, and matches perfectly.

Anonymous reviewer, Australia

Billy Height Extension

Review: 5 out of 5 stars.5

We put in a library in our new home and this not only added space but really added ambiance to the room.

Anonymous reviewer, United States

Great product

Review: 5 out of 5 stars.5

This bookcase is well made and easy to put together. i bought 2 full-size and 1 small for the corner with the extensions. I love it. Its perfect for holding my 3d print filaments.

Anonymous reviewer, United States

Review: 4.5 out of 5 stars. Total reviews: 351Average rating

Reviews