Brocock Power Adjuster?

As the others have mention - restriction in the transfer port, doesn't save as much air as changing reg or HS. 

I have the new Sniper XR and I get the following readings on the speed setting with JSB .22 18.1gr:



Not bad really for an on the fly adjustment.

those are great numbers for a power adjuster. many times you hear of power adjusters not being very linear.

your adjuster is very “useable”