Ron Peck machined the driving sprockets for Bren Gun Carriers which were sent to North Africa. The Rats of Tobruk, the Egypt and Rommell campaign used these munitions. He boarded at Orbost House while doing 12 hour day shifts.During WW11 munitions and defence equipment were manufactured by state government and private engineering firms, co-ordinated by the Commonwealth government. They worked together to meet Australia’s defence needs and create ‘mass production, on a nation-wide scale, of materials and articles of a higher degree of complexity and accuracy than had before been attempted in Australia. These sprockets were manufactured locally.Two metal sprockets for a Bren Gun carrier. One metal ring gear.munitions sprockets bren-gun-carrier peck-james-ronald orbost-motor-works