adding slats to metal bed frame

ORRD King Size Bed Frame , Heavy Duty Metal Bed Frame , Quick & Easy Assembly, No Noise, Black

WOWLIVE Twin/Full/Queen/King Size Platform Bed Frame with Bookcase Headboard & Storage Drawers, Metal Bed frame with LED Light and Charging Station

vidaXL Twin Metal Bed Frame with Headboard & Footboard, Sturdy Steel, Black, No Mattress

vidaXL Full Metal Bed Frame with Headboard & Footboard, Sturdy Steel, Black, No Mattress

vidaXL Metal Bed Frame, Sturdy Steel, with No Mattress

King Size Metal Bed Frame with Vintage Headboard & Footboard, No Box Spring, Storage, Noise-Free, Easy Assembly

vidaXL Elegant Metal Bed Frame with Headboard/Footboard - White, Steel, 81.5x78x35.6 inch for 76x79.9 inch King Mattress

vidaXL Metal Bed Frame without Mattress with Headboard White Twin Extra Long (XL)

6" Queen Size Metal Bed Frame - Heavy Duty Platform Bed Frame with Storage, Steel Supports, No Box Spring Required, Easy Assembly, Noiseless, Black

Twin Size Metal Bed Frame with Headboard and Wood Panel Decoration for Bedroom, Apartment, or Guest Room

vidaXL Metal Bed Frame without Mattress with Headboard Black Full

vidaXL 12" Black California King Metal Bed Frame with Headboard No Mattress

FONTOI Queen Bed Frame Heavy Duty Metal Bed Frame Simple Sturdy Beds for Bedroom, Guest Room, Kid Room, No Box Spring Needed, Black, 80"* 60"*14"

Metal Bed Frame, Soft Faux Leather Upholstered Square Stitched Headboard

Full-size platform bed frame, metal bed frame with headboard, 12.6-inch storage space underneath, no box spring needed, quiet, black

vidaXL Metal Bed Frame without Mattress with Footboard Black Full

6-Inch Heavy-Duty Metal Bed Frame – Low-Profile Platform with Noise-Free Steel Support, No Box Spring Needed, Easy Tool-Free Assembly

Queen Size Metal Bed Frame with Solid Structure for Bedroom or Apartment

vidaXL Metal Bed Frame w/Headboard - Black, Steel, 81.5"x61.4"x35.4", Fits 59.1"x78.7" Mattress, Under-Bed Storage

Twin Size Metal Bed Frame with Textured Fabric Cover for Bedroom

CAVINAS Heavy Duty Metal Bed Frame,Sturdy Steel Platform Bed with 12" Under-Bed Storage for Bedroom,Guest Room,Rental,No Box Spring Needed,Black

Queen Metal Bed Frame with Wooden Headboard and Storage, No Box Spring Needed, Brown

California King Metal Bed Frame with Textured Fabric Cover for Bedroom

vidaXL Metal Bed Frame with Headboard - King Size, Black Steel Double Bed, 11.8" Under-Bed Storage - Dimensions 81.5"x78"x39.4"