Bertini DA1805B5 Instruction Manual page 13

5-IN-1 CONVERTIBLE CRIB
DA1805B5
Convert your 5-in-1 Crib into a toddler bed with the Toddler Bed Conversion
Rail (model number DA1805-5) sold separately.
Convert your 5-in-1 Crib into a full size bed with the Wooden Bed Rails
(model number DA1805-8), sold separately.