Pentax D-BG7 Battery Grip

Designed for use with the Pentax KP DSLR, the Pentax D-BG7 Battery Grip provides users with an extra set of control buttons (shutter release, AF/AE lock, exposure compensation/Fx3, and green), and a pair of electronic dials to enable vertical shooting. For improved handling when using a telephoto or large-aperture lens, it comes with the Grip L. This grip is dustproof and weather-resistant.

Price: £ 259.99 from Wex Photo Video