I have a stripped aftermarket Glock slide for sale that’s rmr cut it’s been used and I also don’t know the brand. The man I bought it from said it was Brownells. I also have a 3.5 cmc flat face trigger that is also used the only thing it is missing is the trigger pins. I also have a basically brand new set of m bus pro offset that have only been mounted. My number is 470-sevenzeroone-0234