Schrade Viper Out the Front Bead Blast Spring Assist Knife. 3rd Generation. 5 1/4" closed. 3 3/8" assisted opening partially serrated 4034 stainless double edged dagger blade with bead blast finish. Features the new out-the-front mechanism. Simply flip the safety lock down to unlock the blade then push on the slider near the base of the blade to the end of the handle with your thumb. To release, with your thumb pull or roll the release lock away from the blade. Once it releases, push the slider back down the handle to the closed position. Black grooved aluminum handles with integrated glass breaker. Bead blast finish stainless pocket clip with slot cutout design.