Fill pressure: 4,351 PSI (300 BAR). Three Picatinny rail sections on fore-end of stock. Holes in front and rear of stock for mounting sling swivel studs. Tool free vertically adjustable rubber buttpad. Four position adjustable cheek piece.Pressure (RH Side) and fill pressure (LH Side). Includes two magazines and single-shot tray. If you are using high rings, please select the Flambeau case to avoid any fit issues.