What is this hardware called? Four of these slide along dado tracks in the wooden frame of a sofa-bed to make it foldable. I'm trying to source replacement parts : r/whatisthisthing
ROCKLER WOODWORKING AND HARDWARE 38437 Futon Couch and Bed Roller Hardware Kit Instructions - Manuals+
Premium Vector | Set of modern sofa, classic or retro couch comfortable two-seat lawson sofa, loveseat, chaise and futon couch with leather or fabric embroidery upholstery and soft roller. cartoon vector illustration
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