Some options here (with an £800 to £1400 price filter). Looks like sales are on...
https://www.cyclesurgery.com/c/bikes/mountain-bikes/sale.html#?q=&size=&page=0&sort=bestselling&filter=%26filter%3Dproduct_colour_selling_price0251:%5B800;1400%5D
@Will started
The friendly cycling club based in South West London
Some options here (with an £800 to £1400 price filter). Looks like sales are on...
https://www.cyclesurgery.com/c/bikes/mountain-bikes/sale.html#?q=&size=&page=0&sort=bestselling&filter=%26filter%3Dproduct_colour_selling_price0251:%5B800;1400%5D