Model 57 was close in appearance to Model 56, with addition of a heavier stock, target sights and swivel bows attached to stock. Chambered for .22 Short or .22 LR. Featured 22" round barrel, with detachable box magazine. Stock was plain walnut pistol-grip and fore-end. Introduced in 1927; discontinued in 1936. About 19,000 sold. NOTE: Add 20 percent premium for web sling.