Hexagonal Second World War pillbox guarding RAF Detling. It has conventional infantry loopholes in the sides with a central pitwith vertically set pipe intended for the mounting of an anti-aircraft machine gun. Concrete construction, the loopholeds stepped externally and splayed internally.

A 2024 survey described it as "Pill Box Type 22 LAA Variant. North of County Showground, on a ridge overlooking a West facing valley, part of former RAF Detling. Concrete construction with brick facing, six sided, with six machine gun embrasures, sealed on inside. Doorway also sealed . Good overall condition. Has clear evidence of bomb or machine gun damage to South face." (2)

<2> Kent Defence Research Group, 2024/5, Site recording form for the Maidstone 20th Century Defences Project (Digital archive). SKE56292.