The Ultimate CZ 457 Upgrades & Accessories Hub
The CZ 457 bolt-action rimfire rifle is a masterclass in factory precision. Whether you are running the MTR, Varmint, Pro Varmint, or American configuration, it stands as an elite competitor right out of the box. However, unlocking its true downrange capabilities means eliminating loose mechanical play in your optic mount and maximizing physical handling consistency.
At EGW, we manufacture premium, heavy-duty CZ 457 parts and accessories designed to give you an unyielding advantage on the bench, in the field, or during high-pressure NRL22 and PRS Rimfire matches. Click below to view our complete live inventory for the CZ 457 platform.
High-Performance CZ 457 Upgrade Categories
Our parts are proudly CNC-machined right here in Pennsylvania from solid, domestic American bar stock—never cast or molded—ensuring precise dimensional tolerances that hold tight under hard field conditions.
Precision Picatinny Scope Bases & Rails
Our heavy-duty cz 457 scope base configurations slide seamlessly directly over the factory-integrated 11mm receiver dovetail. Available in flat 0 MOA for standard hunting fields or canted 20 MOA profiles built to provide the extra internal turret elevation tracking required to stretch the .22 LR cartridge past 100 to 200+ yards.
Browse CZ 457 Scope Mounts ↓Oversized Tactical Bolt Knobs
Maximize your action's cycling speed and physical mechanical leverage. Upgrading to a machined EGW cz 457 bolt knob extends out slightly farther than factory standard handles, providing effortless bolt lift and ensuring your knuckles clear large, low-mounted tactical rifle optics during rapid competition strings.
Browse CZ 457 Bolt Knobs ↓Match-Grade Rifle Scope Rings
Once your Picatinny base is secure, pair it with the best scope rings for cz 457 builds to eliminate structural flexing entirely. Our rings are engineered to distribute absolute clamping pressure concentric around your 1-inch, 30mm, or 34mm main tube housings, preventing tube distortion and preserving perfect zero retention.
Browse Matching Scope Rings ↓All EGW rimfire hardware includes hardened installation fasteners and matching Torx tools to guarantee a direct, drop-in fit out of the box.