I have the CZ453 American, same as the 452 except for the better trigger group. Mine has a Bushnell Trophy 4-12x40 AO in Millets. It is scary accurate. I don't use the set trigger on it because the regular trigger is so crisp and clean.
"Keep thy heart with all diligence; for out of it are the issues of life." (Prov 4:23)
