Just a few quid on ebay Dave. I've bought them even cheaper from Hong Kong with free delivery. Don't know why the bother?

https://www.ebay.co.uk/itm/25W-Golden-Aluminium-Load-Resistor-Wirewound-Various-Values-High-Quality-New/122180980450?_trkparms=ispr%3D1&hash=item1c728dcee2:g:gaoAAOSwAuZX2Adc&amdata=enc%3AAQAFAAACcBaobrjLl8XobRIiIML1V4Imu%252Fn%252BzU5L90Z278x5ickkp2NA0WuhQytmt4dbStg00IbHxqhW20obj1GsHEa%252BrJS5ACpJQSDF29b8wDc53pb8jKKQof1XSmSyKUkBxzXej8zpB94W45h2HohrxyhYmVdbZESJb2ek5KTbfA39swIhdgYZqVnIgQsCGgQwH66YV4TRFGfna0gyn7EdER0Fqg663PkOqWhi17hU%252FU8rBSK3csnLzVlcWtbBInC2SNa%252FObL5zGbgpLXw2PQZ9kqnUVOM4I%252B3GafhB789hkMv8%252B9HggRyS7M5TIBH%252F4Qo0TFw6Lggz7AP4mwZqT2a7S67EuYIswjrx2IUpMWm6QMqd3%252FCeSwW8kpTPUHpxqGaXiLTbS%252Bs99cF6%252BC3H%252FWmiLxuwlMd2UnVrH8fx4pfi%252FpVZotD7nDgMCxKRzT9A3F8DdBzr%252FELo6RYzKa2Hk6h7cNWu1a4ycKvNNC3em7jxfOQJD5gAXqmJKC5XeO56DfHy%252FisIh4IzBcGYgvGwdKlYMfI8qAOvRLT%252FvdnBlXTMbjpCmGK0CzMkUg20%252Bt%252F9iRHqiO%252F0a%252FFlj9fifvnxfMHoAE5si06LkNoLyfVmfRNkNXOPpkhzmBtvwJ6zOY03R5W%252BtWbJmn0azeTIpv22r%252FU4Usbea2Lze89ie9RrYLqEsUD%252BBZTBSdO4x0lslvRCo3%252BhyWamOe0b3cuaqBEGCMQOlEh1A%252F%252FzWgNr0nKQ%252B%252Fy1I%252BAN%252F7bjD2hZBEnI0gX%252BUOK8mmhi4gOHQzyGXTvt8SjkEpXiH7XPv5uew2K9dWs3P42C9XNCDP61ClMbPCdVSdsbR3tMA%253D%253D%7Ccksum%3A1221809804508c57ab5bdf6941429e0f92fa2cbd4c3c%7Campid%3APL_CLK%7Cclp%3A2334524

Ron

PS the site is not working as it should so you might have to copy and paste the ebay number.

email (option): ronpier@talk21.com