I did buy those for the Berget 9 game and I must say they are better then expected. Needless to say that they are not as nice as the PTS ones but they do get the job done in case of performance. Only drawback is the big tolerance. With six out of 10 I can make a speed reload - the last four do not fall out by pressing the magrelease. Second drawback might be that you can't use the original PTS rangerplates as you need to buy the Star ones.
Other than that they have a nice surface, good grip and the colour is fine too. Last but not least they are a lot lighter as the PTS ones.
They just don