Custom Bunk Bed for a condo in Mexico. Rocky Point Puerto Penasco. Learn more and Shop at blackdiamondbunkbeds.com. Bunks are built to support over 600 lbs and are strong enough for adults and couples. Most bunk beds are made to order. Sizes include twin over twin, twin over full, twin over queen, full over king, queen over queen, queen over king or king over king. Custom bunk rooms and design assistance is available.