POLLOCK black leather reclining armchair with casters

Model 12a1 wheeled armchair created by charles pollock probably dating from the 1980s/1990s (rotating seat with adjustable height and tilting backwards) produced by knoll from 1965 to today monocoque shell molded in black plastic. Extruded aluminum surround, chrome-plated, polished. This metal surround firmly holds the shell, the pressed steel seat deck and the black leather covering in position. Die-cast aluminum base. Leather covering in very good condition; chrome base and surround (good condition of the chrome plating). Adjustable seat height (with a lever located under the seat); system which also allows the chair to be tilted backwards thanks to a spring integrated into the upper part of the base dimensions: height 830mm (non-adjustable seat height 450/540mm); width 660mm; depth 700mm delivery in paris by the seller 40eur (frequency of once every 6 weeks; other destination, contact me).