Aftermath M4 Dual Power Airsoft Rifle: * For ages 16 years and up * Features: Full and semi-automatic* Pump action feature * Caliber: 6mm * Velocity: 340fps * Magazine capacity: 76 rounds * Adjustable sights * Retractable handle * 850-round grenade loader * Protective eyewear recommended * Dimensions: 31.1"L x 10.7"W x 12.6"H * Model# 611166454