 The existing 11th Special Air Service Battalion was renamed the 1st Parachute Battalion and , together with the newly raised 2nd and 3rd Parachute Battalions , formed the first of the new airborne formations , 1st Parachute Brigade , commanded by Brigadier Richard Nelson Gale who would later command the 6th Airborne Division . The 2nd and 3rd Battalions were formed from volunteers , between the ages of twenty @-@ two and thirty @-@ two , who were already serving in infantry units . Only ten men from any one unit were allowed to volunteer . 
