UPC: 793676017402. Manufacturer: Gamo. MPN: 632300054. Model: Viper Express. Type: Pellets. Caliber: 22PEL. Description: Shot Shells. Subcategory: BB's and Pellets. VIPER and SHADOW EXPRESS Shot Shell AMMO - 50-Count (2 boxes of 25 each) Precision pellets/shells for Gamo Express Series Airguns, like the Gamo Viper Express. All the power and penetration needed for hunting small game and birds at medium to close range. Our precision raised ribbed, choked barrel yields a tight pattern of only 12 at 10 yards. The EXP20 .22 caliber shotshell delivers a 17 grain payload of #9 shot with enough power and velocity to penetrate over 1/4 of 200 lb. compressed paper board at more than 10 yards. CALIBER: .22 Pellet Gamo air rifle Shot Shell. TYPES: Shot Shell . QUANTITY: 50 (2 boxes of 25 each). MATERIAL: Lead. Please note: Includes 1 microfiber cloth per order, regardless of quantity purchased. Microfiber cloth may be tan, gray, or black.