At the heart of the BMR-X Steel is Bergara’s heavy, No. Inspired by the company’s BXR stocks, the BMR-X stock gives shooters an adjustable length of pull, thanks to the addition of three stock spacers. If you’re looking to have a dedicated rimfire rifle for competition or even casual precision shooting at the range, the Bergara BMR-X is loaded with features you’ll love. Bergara BMR-X Steel SpecificationsAction Type: bolt-action, repeating, rimfire rifleChambering: .22 Long RifleBarrel: 18" chrome-moly steel; 1/2x28 TPI muzzleReceiver: Bergara Micro Rimfire; steelMagazine: 5- and 10-round detachable boxSights: none; 30 m.o.a. Picatinny railStock: synthetic, adjustable LOPTrigger: Bergara Performance Trigger; adjustableOverall Length: 38"Weight: 5 lbs., 11.2 ozs.