Barrellength can also make a big difference. Shooting a 29-grain .22 LR from a four-inch barrel reduces muzzle velocity below 900 fps, according to the excellent resource Ballistics by the Inch. Shooting a 29
Themost common rimfires are 22 short, 22 Long Rifle, 22 Magnum and .17 HMR. Maybe. Depends on the firearm. If chambered for shorts, then only shorts. If chambered for Long Rifle, can safely shootTofacilitate ignition, .22 rimfire bullets must be heavily crimped into the case mouth to increase shot-start forces. Of necessity, this deforms the bullet. However, even on a good day, only
Becauseit takes the shorter bullet a tad longer to reach the barrel rifling, spot-on accuracy is harder to achieve. Those in the market for a 22 Short—ideal for traplines, plinking and more—should look to 22 Short-specific firearms. 22 WMR. Released 75 years after the 22 LR, the 22 WMR sports a longer case, which means added propellent.TheCB Longs and CB shorts from CCI should both be using 29 grain bullets at about 700 fps (in the CCI rifle test barrel). Subsonics should be using a 40 grain bullets at 1050 fps. Personally, I dig the CB Longs, as the shorts don't offer anything as far as "quiet" is concerned. Re: .22 Short CB vs.
Whileneither the .22 short and CB long were loud, the .22 Short was quieter than the CB Longs. The Short sounded about as loud as my Sheridan pellet rifle; the CB Longs sounded more like a .22 shot. i.e a "pop" RIP Mr. Possum. KAHR PM40/Hoffner IWB and S&W Mod 60/ Galco IWB NRA Endowment Member, TSRA Life Member,100 Club
Butthere are one or two common yardsticks most double-deuce hunters and shooters use to determine how their rifles stack up against others. Much like centerfire cartridge rifles are considered “accurate” if they can post a sub-one-inch group at 100 yards, .22 LR rifles are considered accurate if they can do the same at 50 yards.Inother words, the 22 LR’s bullet doesn’t drop as quickly as 25 ACP ammo, thus making it easier to aim over longer distances. But more importantly, the 22 LR’s faster bullet does more damage! 25 ACP vs 22 LR: Stopping Power. Stopping power is the product of many factors. oFXJw.