Using a baffle and the double tap method helps, ie moving the lever about half way down then a quick up then dump, the RCBS unit is perfectly fine, there is a reason they are on all Gen 1 and 2 Prometheus scales, and yes I have a Gen 2
I have a Burris BTC50 in front of my Gen 2 Razor
https://www.burrisoptics.com/thermal-optics/btc50
https://www.burrisoptics.com/mounting-systems/thermal-smartclip-adaptor
I have riveted about 30 together back in day when parts kits were 60-75 bucks. Some notable things is the dust cover is not secure enough for any type of scope neither is the gas tube, so if want to be able to mount a red dot make sure the left side of the receiver has the rail, another thing...