Quote Originally Posted by Turriking View Post
I use this , no matter what pellets I've tested It always decreases group size.

Napier Air Pellet Power Lube increase accuracy by 50%
by Solware Ltd

And no I'm not affiliated !!!
Again evidence that there is no one answer. I used this after cleaning pellets to stop them oxidising; did not see any improvement compared to either ‘out-of-the-tin’ or ‘cleaned’. What has happened, after a number of months, is the lube has gone sticky, it will need washing off again.