We have found an unbelievable sale on Brooks spikes at Firsttothefinish.com. There are four columns in the main page of Brooks spikes: Mid-Distance; Distance; Cross-Country and Sprints. They all are either 19.95 or 29.95 with one exception.
The mid-distance shoes are all the Surge model in different colors. Original price was $55 on these; now 19.95 or 29,95 depending on color.
Distance: The Nerve models were $55 list; and the Z1 model was $90 list.
Sprints: The Twitch models were $55 list; and the F1 models were $90. One of the F1 models is available for 29.95, the other for 39.95.
A link to the website: Brooks Spikes Sale
If you do not like those, they have plenty of other discount spikes in other brands.