Search query: futon frames full size without mattress

Product: DHP Henley Metal Arm Futon Frame, Industrial Loft Design, Converts to Sleeper, Black Sturdy Metal Modern industrial, low profile design.
Sturdy metal frame
Multi-functional piece ideal for small spaces
Converts easily from futon to a full size sleeper. Accommodates once standard size futon mattress (sold separately).
Futon Dimensions: 76.5"L x 36"W x 28.5"H. Sleeping dimension: 71.5"L x 51"W x 10.5"H. Weight limit: 600 lbs. Shipping dimensions: 39"L x 28"W x 6"H. Net weight: 50.5 lbs. Gross weight: 55 lbs.. DHP

Product: Amazon Basics Foldable, 14" Black Metal Platform Bed Frame with Tool-Free Assembly, No Box Spring Needed - Full Product dimensions: 75" L x 54" W x 14" H | Weight: 41.4 pounds
Designed for sleepers up to 250 pounds
Full size platform bed frame offers a quiet, noise-free, supportive foundation for a mattress. No box spring needed
Folding mechanism makes the frame easy to store and move in tight spaces
Provides extra under-the-bed storage space with a vertical clearance of about 13 inches Amazon Basics Black