Crosman .22 Caliber Steel Breech Kit - Blued Or Polished - Fits 2240 2250 2260 2289 1322 1377 A genuine Crosman product. Sturdy steel breech replaces original plastic breech. Includes factory-milled 3/8" dovetails for easy scope mounting. Available as OEM "Gun Blue" or Fully Polished. Includes allen wrench and screws, everything needed swap breeches. Enjoy added strength, durability and accuracy.