The Manfrotto 146B is designed to sit on top and extend heavy duty lighting stands by between 137cm and 314cm.
Price: £185.95 from Wex Photographic
This Manfrotto three section pole may be attached to the spigot of an existing lighting stand in order to increase the total stand height by between 88cm and 235cm.
The Manfrotto 298B is a sturdy studio stand which features a wheeled steel base for mobility and stability, aluminium upright sections, a levelling leg and a type 14 attachment for lighting heads.
The Manfrotto 007BUAC is a heavy duty air cushioned stand with a maximum 12kg load and height adjustable between 124 and 315cm. It features 3 sections, 2 risers and a levelling leg.