Savage A17, .17 HMR - 1.63". Henry Golden Boy, .17 HMR - 1.75". Winchester 1885 Low Wall, .17 HMR - 2.05". Remember, the above accuracy results are averages with all brands of ammunition tested. If the rifles are compared based on the average group size achieved with their favored brand of ammo the results are as follows. Lightweight. Up to 64% lighter than traditional steel barrels of similar contour. Extreme Temperature Resistance. Improved heat dissipation for cooler and longer lasting barrels. Unprecedented Durability. Wrapped with high-strength, aerospace-grade carbon fiber impregnated with a proprietary matrix resin. CZ-USA CZ 457 Varmint .17 HMR Bolt Action Rifle, Brown - 02342 . Rating: 100%. Regular Price $872.99 Special Price $581.82. Add to Cart. Add to Wish List CZ 457 Beech Wood 22LR ,22WMR or 17 HMRTB 5rnd 20" TB. $995.01 Product details. CZ 457 Camo Stainless 22LR 5rnd CZ 457 Varmint Long Range Precision TB 5rnd 20 The Chassis. CZ designed their own chassis to house the 457 action and bull/varmint barrel. It’s 100% aluminum for a balance of rigidity and weight. The whole gun with a 16″ barrel weighs in at 7 lbs, while the 24″ barrel version weighs 7.5 lbs. The Varmint Precision Chassis comes with a 24″ barrel, or 16.5″. 24″ shown here. Best 17 HMR Riflescopes – [Editor’s Pick] Vortex Optics Diamondback Tactical 4-16x44 First Focal Plane Riflescopes - EBR-2C (MOA) Tactical Vortex Optics Crossfire II 2-7x32 Rimfire, Second Focal Plane, 1-inch Tube Riflescope - V-Plex 1. Leupold VX-Freedom 4-12x40mm Rifle Scope. The effective range of a .17 HMR bullet for small game hunting and target shooting is about 150 yards. At 150 yards the .17 HMR cartridge experiences a bullet drop of about 3″-/+ which allows for consistent accuracy. It is possible with compensation to hit targets at 200 yards with the .17 HMR bullet, however, it experiences a bullet drop of The .17 Mach 2 has a reputation as a highly accurate little round, and this CZ Varmint was no exception. The 50-yard five-shot groups barely rose above 0.5in diameter, many significantly less, and that was using any of the ammunition types. Similarly, at 100 yards sub inch – many 0.65in – clusters were recorded, which is excellent going for USD. Price. 40 $. Buy. Quantity. Product description. Original CZ compensator for CZ 457 models with 1/2x20 UNF thread and with Varmint barrel. Made in Czech republic. ATTENTION: Please make sure your thread is 1/2x20 UNF before ordering. Jul 28, 2022. #4. I know of 2 people useing a lilja on 457s they claim they shot better than their factory barrels. But they do not shoot as good as my factory cz 457 mtr barrel. From 50 yards to 150 yards. One is a prefit with shims for headspace the other is glued in. Also know of a guy with a keystone barrel fitted to his action and glued in JKt0q.