Is it for a spring gun or PCP. Either way, I don't use 1 piece on my springers, although I have tried them. I have both types of 2 piece mounts on my guns, adjustable and non adjustable,,and the adjustable ones are better for optically entering your scope which is recommended. Neil.
The Pope HW97 V-Mach. Gary Cane Laminate stock. Leupold Competition 40 mag Mildot.
The Smiler. Walther LGU. WE Laminate stock. Leupold Competition.
The Dark Destroyer. TX200 MK3. Leupold Competition 40 mag.
Pro-Sport. Warren Edwards Blue Laminate stock. Bushy 8-32x40.