US Conec 9393 IBC Brand Cleaner for 1.25mm connectorsDesigned for standard LC/LC secure key and MU for UPC and APC PolishesThe dust cap of the cleaner acts as an adapter for cleaning unmated connectors. The US Conec IBC Brand Cleaners for simplex connections are simple to use and highly effective at removing oil and dust contaminants that can negatively impact optical performance. Product Features - IBC Brand Cleaner LC for 1.25mm connectors.Designed for standard LC, LC secure key and MU for UPC & APC polishes