Description:* This pump bellows is very suitable for Shindaiwa Robin carburetor.* Made of material, long service life.* Practical and to use.* and in good condition.* Color: As pictures show * Material: Plastic * Outer diameter: approx. 19mm * Inner diameter: approx. 14mm * Height: approx. 15mm* List the following models: 188-12, 188-12-1, 188-14, 188-14-1. 01201, UP04802, 4133 121 2700, 4226-121-2700, 530035361, 123-181-40630, 123-181-09560, 225834-00, 447-25108-200, 70029-81480, 20036-81670Package including:20 * Carburetor Primer PumpNote:The actual colors of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.