T4E S&W M&P9 2 43 Caliber Paintball Pistol BlackThe Smith & Wesson M&P9 M2. 0 training gun platform from T4E is perfect for training more and spending less. Ideal for indoor force on force training exercises, this is the solution you have been looking for. This . 43 caliber paintball pistol uses common 12 gram CO2 cartridges and can shoot paint, chalk, dust, or powder balls, or re usable rubber ball projectiles. Shooting at a velocity of 355 fps with enough force to reinforce the negatives that can