SLÄKT Bed frame w/storage+slatted bedbase, white, Twin - IKEA
SLÄKT Ext bed frame with slatted bed base, white/birch, 381/4x743/4" - IKEA
IKEA EXARBY SOFA BED FRAME REPLACEMENT SLATS | eBay
FINNALA Sleeper sofa, Grann/Bomstad black - IKEA
Amazon.com: NobleRealm® Sleeper Sofa Support Board(36x48') Most Valuabe & Thickest Frame - Sleep Sofa Bar Shield for Sofa Bed or Pullout Couch - Cushion and Bar Support Slats Sleeper Sofa Support for
FINNALA Sleeper sofa, With chaise/Gunnared medium gray - IKEA
NYHAMN Sleeper sofa, with foam mattress/Skiftebo anthracite - IKEA