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