We’ve a few members here with 3D printers and as @callum said, they may well help you out for the cost of materials, postage and a 
for their time.
@DroneUnit offered his services here: 3D Printing for Others and that offer may still stand?
Also pinging GADC members that have printers: @Njoro @scobo @Jcborden
Or…
Give Chris a shout at https://www.3dquickprinting.com
I’ve used him a few times before, can’t fault his services 
You can also find lots of people selling 3D printing services on eBay 