Cardboard mailing tubes or similar (Hackney Wick E9)

Hi. I'm looking for some long cardboard tubes to make jumps for a hobby horse sports day - yes that's a real thing! Mailing tubes or the middle of fabric rolls would be perfect. Thanks 🙂
Can you help with this request?
To reply to this post, please log in or sign up.
   
       
Approximate Location         Show marker