Skip to main content

Download the app

Black BILLY shelf extension, rectangular, wall-mounted, flat design, made of particleboard and plastic edging.

Black bookshelf with books and decorative items, maximises vertical storage, part of BILLY series.

Black BILLY bookcase with extensive storage, gray couch, large tv.

More from the BILLY series

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

€ 20.-

Complete with

Black BILLY bookcase with adjustable shelves, natural wood grain.

BILLY Bookcase, 80x28x202 cm

€ 79.99

Collect 4 points with
IKEA Family

Join for free or log in|Explore all rewards

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.

Article Number004.773.61

With a height extension unit, you can make the most of the wall area, while freeing up space on the floor.

IKEA of Sweden

Review: 4.7 out of 5 stars. Total reviews: 24Average rating

Reviews

Review: 4.7 out of 5 stars. Total reviews: 24Average rating

Reviews

Explore more options

Bookcases

Bookcases³⁴⁷

Cube storage

Cube storage²⁶⁴

Shelving units

Shelving units²⁸⁸ BILLY fittings & inside organisers⁶⁵ All Bookcases & shelving units

Get the look

Ideas based on your recently viewed products