Single/ toddler bed frame (St Nicholas stevenage SG1)

Hi all does anyone have a cot/toddler/single bed frame they no longer need at all please? Its for my son he's desperate for a big boy bed as he is still in.cot , he's 5 but.due.to special needs it has been better for him, I'd love to make him happy but I'm u able to buy one for him currently, any colour etc would be great as I'm a dab hand with a paintbrush and sandpaper if needed , I can collect if needed .any thanks for looking Tracey