--An all-purpose syphon pump that can be used to safely transfer oil, petrol and other liquids from cars and motorcycles. It also doubles as an air pump so you can inflate balls, beach toys and air pumps.\n--2 x 51\"" Hose.\n--16\"" air pressure hose.\n--The size of the tube inside is 1cm.\n--The outside diameter is 1.3.Also Includes 4TRESS Chrome Tyre Valve Dust Caps\nThe 4Tress Chrome Tyre Valve Dust Caps screw onto the valve stem of a bike tire to protect it from dust and debris. These particular caps have a sleek and stylish design with a 4Tress emblem on the top, and they are made of high-quality chrome material that is both durable and rust-resistant.\nThe caps are easy to install and remove, and they have a universal fit that can be used on most standard valve stems. They are also lightweight and compact, making them easy to carry in a pocket or glove compartment in case you need to replace a lost or damaged cap.\nOverall, the 4Trees Chrome Tyre Valve Dust Caps are a functional .