Automatic Technology ATA Genuine Spare Part HELICAL GEAR 85T 0.75M (02120220-A) To Suit GDO-6V4 EasyRoller FREE shipping within Australia Click and collect or buy online Share Loading Facebook Like button... Automatic Technology ATA Genuine Spare Part HELICAL GEAR 85T 0.75M (02120220-A) To Suit GDO-6V4 EasyRoller FREE shipping within Australia Click and collect or buy online Share Loading Facebook Like button...