I have a CM84E for sale complete with air line style transit case for two firearms ... It has not been altered so it still has the 2 extension tubes to the rear ( to comply with overall length in UK law) and are you a right or left handed shooter ?
I have a Morini CM162 EI ( electronic) air pistol for sale, two cylinders, right hand grip and carry case, used but in working condition £995 plus delivery.
Tucker Tube foresight together with eight Perspex foresight elements 3.0 x 3.7 ( all in original box) together with instruction sheet. Working order and in used but good condition.
£35 including p+p
Steyr UK based near York could assist with a grip or for Rink you can use their measuring chart ( on their website) to get one made to measure or order off the shelf OR Bisley shop at the LRC have Rink grips on the shelf so you can work out the correct size etc before ordering one.
I have a Steyr left hand large adjustable air pistol grip, it has been used but is in quite good condition. £55 posted within the UK. I can send a photo of the grip but for the life of me I cannot get a photo attached to an email on here.