Weihrauch hw 99 custom tuned HW99s .177

Hi,for sale is my hw99s in 177 its been fully tuned,and shoots beautiful,it puts pellet on pellet with rws super field,and it cocks smooth as silk,tune/costume parts as follows.Ptfe piston liner, the cylinder been honed, delrin top hat and thrust bearing,Ptfe spring guide,and delrin thrust bearing at the bottom of the spring as-well ,the springs been shortened also. with the full length spring the shot cycle was very harsh and as ime sure your aware that's bad for accuracy ,the average fps with 8.3g pellet is 640 fps that's 7.5 ft-bl,the trigger has also been serviced/tuned all three sears honed and polished,the shot cycle is lovely its quick, smooth with no twang at all.there's loads of pictures of the work please have a good look,the overall condition of the rifle is very good,thanks