hi guys any tips on the sideshotmags I have 3 fx crown ones in .25 also many others in uk do too and getting same problems im finding them sticking and not cycling nice so ive fully stripped cleaned and put back together no good then lubed no good even loosen bolt bait but still sticking one is brand new too and sticks any idea please guys also while on about fx whats best reading % for fx radar for .25 cal