This year's race will take place on 19 June. Full details available here.
It is a classic trail race that takes place in the Mendip Hills over about five miles with about 305m (1000 ft) of climb incorporating Beacon Batch itself the highest point on Blackdown at 325m (1066 ft). But don't be put off, the race is for all standards, well marshalled with plenty of guides, and water at the finish.
Entry is only £6 online at Full-on-Sport or £7 on the day (Race capacity is 150 so advance entry is advised).
This is not a BOK event.