Kent Cartridge Fasteel 2.0 12 Gauge 1-3/8 Oz 3.5in BB Shot Shotgun Ammo 25 Rounds. The foundation of Fasteel 2.0 begins with a high-performance base wad to optimize functioning in todays most popular semi-automatic firearms allowing for fast follow-up shots and ensuring consistent reliability. Specifications for Kent Cartridge Fasteel 2.0 12 Gauge 1-3/8 Oz 3.5'' BB Shot Shotgun Ammunition: Manufacturer: Kent Cartridge Gauge: 12 Number of Rounds: 25 Shot Size: BB Shell Length: 3 1/2 in Muzzle Velocity: 1550 ft/s Application: Waterfowl Included Accessories: None Shotgun Shot Weight: 1 3/8 oz Shot Material: Steel Primer Style: Centerfire Cartridge Case Material: Steel Lead Free: Yes Velocity: 1550 fps Fabric/Material: Steel Features of Kent Cartridge Fasteel 2.0 12 Gauge 1-3/8 Oz 3.5'' BB Shot Shotgun Ammunition Nickel Case Head Base Powder CX2000 Primer High-Performance Base-wad High Performance Base Wad All Weather Performance Optimal Velocities for consistent patterns Precision Plated Steel Designed to function reliably in semi-automatic firearms Package Contents: Kent Cartridge Fasteel 2.0 12 Gauge 1-3/8 Oz 3.5'' BB Shot Shotgun Ammunition What is Kent Cartridge Fasteel 2.0 12 Gauge 1-3/8 Oz 3.5'' BB Shot Shotgun Ammunition good for? The manufacturer thinks that it is good for waterfowl.Kent Cartridge K1235FS40-BB: Fasteel 2.0 12 Gauge 1-3/8 Oz 3.5in BB Shot Shotgun Ammo 25 Rounds