Twin/Full-Size Bed Conversion Kit (M5789)

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Convert your full-size crib into a full-size bed or your mini crib into a twin bed with these wooden rails.

  • Made of 100% sustainable New Zealand pine wood
  • Finished in non-toxic multi-step painting process, lead and phthalate safe.
  • Meets ASTM international and U.S. CPSC safety standards
  • Sold Separately: Twin/Full-size bed mattress and box spring
  • NOTE: Will convert a 4-in-1 mini crib to a twin bed and a 4-in-1 crib to a full size bed. Please check your crib description or manual for the item number of the matching conversion kit. If you have a mini crib, please confirm whether you have a 2-in-1 mini crib or a 4-in-1 mini crib. Still have questions? Contact our friendly customer service department for help!
Model: M5789NX

Made in Taiwan (R.O.C.)

Assembled Dimensions: 74.50"L x 4.75"W x 1.75"H
Assembled Weight: 14lbs

Full-Size Bed: 500 lbs

Hidden Hardware Twin/Full Size Bed Conversion Kit
Shipping & Returns

Please see our Shipping Policy for a full list of our shipping rates.

Most orders will be shipped via UPS. Delivery time is 4-8 business days. No signature is required for this delivery.

Our smallest packages (bedding, wood swatches) ship via FedEx SmartPost with the final delivery handled by USPS. Delivery time for these orders is about 7-10 business days.

Orders including oversized items (assembled dressers or purchases with multiple furniture pieces) will be shipped by a large parcel carrier. A signature may be required for your area, in which case the carrier will contact you to make an appointment. Delivery time for these orders is 10-20 business days unless otherwise stated.

Carbon Emissions Offsetting

Carbon emissions from shipping every Babyletto online order are offset through our shipping partner, Freight Club. Freight Club are planting trees with One Tree Planted to reduce future carbon emissions, as these trees mature they will naturally filter carbon dioxide. 

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Please see our Return Policy.


To request a cancellation, please use the cancellation link on your order confirmation email. We pride ourselves on our ability to process and ship orders as quickly as possible, but as a result it may not be possible to cancel your order if it has already been processed through our warehouse.