Please select your chosen 125ml Bisley oil from the drop down menu Bore Cleaner: Removes gunpowder deposits from all guns and applies a rust inhibiting film to prevent corrosion. Specially formulated to remove all nitro and black powder deposits. Protects against further corrosion from gunpowder deposits and rusting. Disperses water and applies a protective oily film. Gun Oil: An excellent general purpose light mineral oil for all guns, accessories and equipment requiring a light viscocity oil. Lubricates Protects from rusting and corrosion Penetrates to loosen rust