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The L3i CZ 457 24-Inch Drop-In Match Barrel is a premium, competition-focused .22 LR replacement barrel designed for precision rimfire shooters demanding substantial barrel weight, refined chamber geometry, and consistent performance. Manufactured in the USA from 416R stainless steel, this barrel features an impressive 1.180-inch straight bull contour, proprietary L3i Wasp Match Chamber, precision-lapped bore, and an unthreaded 11-degree target crown.
Designed for compatible CZ 457 and CZ 455 rifles, the L3i barrel brings a distinctly competition-oriented approach to rimfire barrel design. Its 24-inch length and heavy, straight contour provide substantial forward mass, making it particularly attractive for PRS Rimfire, NRL22, and precision target applications where rifle balance and stability are important considerations.
At the center of the design is L3i's proprietary Wasp Match Chamber, engineered to combine precision-oriented cartridge positioning with smooth bolt operation. The 1:16 twist, lead-lapped bore, and stress-relieved 416R stainless steel construction complete a barrel designed around demanding rimfire applications.
L3i also incorporates an unthreaded 11-degree target crown intended to preserve the finished muzzle geometry. The continuous straight contour accommodates compatible clamp-on accessories, while the included precision headspace shim kit provides additional flexibility for individual rifle fitment.
For shooters comparing premium CZ 457 replacement barrels from manufacturers such as L3i, Lilja, and Pete's Pillars, barrel length, outside diameter, chamber design, muzzle configuration, and rifle balance are important considerations. The L3i is particularly appealing to competitors who specifically want a long, exceptionally heavy straight-contour barrel.
Stock and Chassis Compatibility: The 1.180-inch straight contour requires adequate barrel-channel clearance. Conventional factory sporter stocks and some narrower varmint-profile stocks may not accommodate this barrel. Confirm clearance for the selected stock or chassis before ordering.
The L3i 24-inch barrel is one approach to a precision rimfire build, but not every shooter needs a 1.180-inch straight contour. Pete's Pillars also offers our own USA-made CZ 455/457 match barrels, providing alternative lengths, muzzle configurations, and barrel profiles for traditional MTR-style rifles and custom precision rimfire projects.
Our Pete's Pillars match barrels feature our own .22 LR match chamber, stainless steel construction, and a substantial .960-inch heavy profile. They offer a compelling combination of precision-oriented features and value for shooters who prefer a more conventional MTR-style barrel configuration.
Considering Lilja? Pete's Pillars also carries Lilja precision rimfire barrels, including 26-inch .900-profile configurations for compatible CZ 457 builds. Lilja remains a respected name in the precision rimfire market, offering another premium barrel option for shooters comparing chamber designs, barrel profiles, and manufacturing approaches.
The choice between L3i, Lilja, and Pete's Pillars ultimately depends on the intended rifle configuration. The L3i emphasizes maximum barrel diameter and forward weight, while our Pete's Pillars MTR-profile barrels provide alternative lengths and muzzle configurations with a more conventional .960-inch heavy contour.
Complete Your Precision Rimfire Setup: An upgraded barrel is also an opportunity to evaluate the rifle's optics mounting and chassis configuration. The Area 419 CZ 457 30 MOA Improved Scope Rail combines a precision-machined Picatinny mounting surface, integrated bubble level, and 30 MOA of built-in elevation for extended-distance rimfire shooting.
For shooters using larger-diameter barrels, the MDT ORYX Sportsman Chassis for CZ 457 offers a rigid aluminum chassis system with adjustable ergonomics and a barrel channel accommodating compatible profiles up to approximately 1.25 inches.
Explore our complete CZ 457 Parts and Upgrades selection for additional Pete's Pillars match barrels, Lilja barrels, scope mounting solutions, bolt upgrades, and precision rimfire accessories.
Yes. L3i specifies compatibility with factory CZ 457 and CZ 455 receivers. Individual rifle tolerances and headspace should be evaluated for the specific action.
The Wasp Match Chamber is L3i's proprietary .22 LR chamber design. According to L3i, it combines precision-oriented cartridge positioning with clearances designed to maintain smooth bolt operation in compatible CZ rimfire actions.
The L3i features a 24-inch, 1.180-inch straight bull contour and L3i Wasp Match Chamber. Pete's Pillars offers .960-inch heavy-profile match barrels in 22-inch and 26-inch lengths, featuring our own .22 LR match chamber.
The L3i emphasizes substantial forward weight, while the Pete's Pillars barrels provide alternative configurations for compatible MTR-style and precision rimfire builds.
No. L3i specifies an unthreaded 11-degree target crown. For shooters interested in a threaded CZ 457 heavy-profile match barrel, consider the Pete's Pillars PP457-22ST 22-Inch Threaded Match Barrel.
Not necessarily. The L3i barrel's large straight contour requires adequate barrel-channel clearance, and many factory stock configurations are designed for smaller barrel diameters. Confirm stock or chassis compatibility before ordering.
Yes. L3i includes a precision headspace shim kit with its drop-in CZ 455/457 match barrel to accommodate individual action fitment requirements.
The L3i CZ 457 24-Inch Drop-In Match Barrel is a premium, competition-focused .22 LR replacement barrel designed for precision rimfire shooters demanding substantial barrel weight, refined chamber geometry, and consistent performance. Manufactured in the USA from 416R stainless steel, this barrel features an impressive 1.180-inch straight bull contour, proprietary L3i Wasp Match Chamber, precision-lapped bore, and an unthreaded 11-degree target crown.
Designed for compatible CZ 457 and CZ 455 rifles, the L3i barrel brings a distinctly competition-oriented approach to rimfire barrel design. Its 24-inch length and heavy, straight contour provide substantial forward mass, making it particularly attractive for PRS Rimfire, NRL22, and precision target applications where rifle balance and stability are important considerations.
At the center of the design is L3i's proprietary Wasp Match Chamber, engineered to combine precision-oriented cartridge positioning with smooth bolt operation. The 1:16 twist, lead-lapped bore, and stress-relieved 416R stainless steel construction complete a barrel designed around demanding rimfire applications.
L3i also incorporates an unthreaded 11-degree target crown intended to preserve the finished muzzle geometry. The continuous straight contour accommodates compatible clamp-on accessories, while the included precision headspace shim kit provides additional flexibility for individual rifle fitment.
For shooters comparing premium CZ 457 replacement barrels from manufacturers such as L3i, Lilja, and Pete's Pillars, barrel length, outside diameter, chamber design, muzzle configuration, and rifle balance are important considerations. The L3i is particularly appealing to competitors who specifically want a long, exceptionally heavy straight-contour barrel.
Stock and Chassis Compatibility: The 1.180-inch straight contour requires adequate barrel-channel clearance. Conventional factory sporter stocks and some narrower varmint-profile stocks may not accommodate this barrel. Confirm clearance for the selected stock or chassis before ordering.
The L3i 24-inch barrel is one approach to a precision rimfire build, but not every shooter needs a 1.180-inch straight contour. Pete's Pillars also offers our own USA-made CZ 455/457 match barrels, providing alternative lengths, muzzle configurations, and barrel profiles for traditional MTR-style rifles and custom precision rimfire projects.
Our Pete's Pillars match barrels feature our own .22 LR match chamber, stainless steel construction, and a substantial .960-inch heavy profile. They offer a compelling combination of precision-oriented features and value for shooters who prefer a more conventional MTR-style barrel configuration.
Considering Lilja? Pete's Pillars also carries Lilja precision rimfire barrels, including 26-inch .900-profile configurations for compatible CZ 457 builds. Lilja remains a respected name in the precision rimfire market, offering another premium barrel option for shooters comparing chamber designs, barrel profiles, and manufacturing approaches.
The choice between L3i, Lilja, and Pete's Pillars ultimately depends on the intended rifle configuration. The L3i emphasizes maximum barrel diameter and forward weight, while our Pete's Pillars MTR-profile barrels provide alternative lengths and muzzle configurations with a more conventional .960-inch heavy contour.
Complete Your Precision Rimfire Setup: An upgraded barrel is also an opportunity to evaluate the rifle's optics mounting and chassis configuration. The Area 419 CZ 457 30 MOA Improved Scope Rail combines a precision-machined Picatinny mounting surface, integrated bubble level, and 30 MOA of built-in elevation for extended-distance rimfire shooting.
For shooters using larger-diameter barrels, the MDT ORYX Sportsman Chassis for CZ 457 offers a rigid aluminum chassis system with adjustable ergonomics and a barrel channel accommodating compatible profiles up to approximately 1.25 inches.
Explore our complete CZ 457 Parts and Upgrades selection for additional Pete's Pillars match barrels, Lilja barrels, scope mounting solutions, bolt upgrades, and precision rimfire accessories.
Yes. L3i specifies compatibility with factory CZ 457 and CZ 455 receivers. Individual rifle tolerances and headspace should be evaluated for the specific action.
The Wasp Match Chamber is L3i's proprietary .22 LR chamber design. According to L3i, it combines precision-oriented cartridge positioning with clearances designed to maintain smooth bolt operation in compatible CZ rimfire actions.
The L3i features a 24-inch, 1.180-inch straight bull contour and L3i Wasp Match Chamber. Pete's Pillars offers .960-inch heavy-profile match barrels in 22-inch and 26-inch lengths, featuring our own .22 LR match chamber.
The L3i emphasizes substantial forward weight, while the Pete's Pillars barrels provide alternative configurations for compatible MTR-style and precision rimfire builds.
No. L3i specifies an unthreaded 11-degree target crown. For shooters interested in a threaded CZ 457 heavy-profile match barrel, consider the Pete's Pillars PP457-22ST 22-Inch Threaded Match Barrel.
Not necessarily. The L3i barrel's large straight contour requires adequate barrel-channel clearance, and many factory stock configurations are designed for smaller barrel diameters. Confirm stock or chassis compatibility before ordering.
Yes. L3i includes a precision headspace shim kit with its drop-in CZ 455/457 match barrel to accommodate individual action fitment requirements.
| Brand | L3i |
| Gun Platform | CZ 457 |
| Type | Barrel |
