Bolt mk18 + boneyard hi cappa looking for Hpa trades or cash

https://www.defconairsoft.co.uk/product/bolt-mk18-sopmod-block-ii-brss-heavy-recoil-system-black/ Danial defence bolt mk18 recoil brass system 4 mags 2 point viper sling Purple Prometheus nub Gamed on 3 times like new shoots like a beast 270 fps on 25s (last time I checked ) should be about 300 ish on 2s 3d printed suppressor ( I’ve tried so many times to bend it to test it and it don’t move 2 battery’s Og flash hider A custom 1of1 hicappa boneyard I think there is to much paint on the slide I’ve tried to sand it it don’t want to rack back enough used to shoot amazing 290 fps last time I checked and one leak free mag Looking for Hpa AR or 350