Novritsch SSR4 M4 hpa wolverine inferno engine

Hi all I'm selling my Novritsch SSR4 M4 it's has just been converted to hpa using the wolverine gen 2 inferno engine it is literally brand new and I haven't even played a game with it yet it does have some upgrades here goes it has a silent industries hop unit a maple leaf 60 degree hop rubber and tensioner a tight bore barrel not sure what brand happy to show the item in full working condition in person .collection from Leicester and bank transfer or cash please thank you . Do have the body pins just need to find them also need the side cover slide putting back in as I accidentally knocked out out but all fully functioning one re installed .