Hi all, recently joined a hft range wich is great, now, I noticed that compared to some of the rifles there mine was seriously underpowered, so after preparing myself for a strip down and service wich to be honest I was dreading having not done it before, I went to the range again today anyway and luckily there were 3 handy chaps from mevagissy up for the day,I said to one I was having an issue with the rifle and in 10 seconds he had it sorted, its a pre anti tamper so a simple solution of winding open the transfer port a little when I put it over the chrono before tinkering it was o my shooti