When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Anyone care to guess the frame size as i think asking the vendor may be a waste of effort IMHO. If it's of the 18/19" plus variety i'd be tempted ti BIN but i think it's a smaller one.
They certainly seem to be curved sus jobbies akin to those fitted to some of the best supermarket specials - hence the reason i feel strangely drawn to buy it.
somebody clever with maths or something could work it out - we know the wheel diameter, so measure that on the screen then superimpose that over the seat tube as a proportion and you'll have a reasonable idea what the correct length is...