Description: Perfect replacement for the equipment. Easy installation. Stable characteristics, high reliability. Compatible With: Handheld Blower A021003661, ECHO ES-250 PB-250 PB-250LN Material: Rubber, Metal Specification: Size: Approx. 5.5x4.3x1.6inch / 14x11x4.06cm Package Includes: 1 piece of carburetor 2 piece of gasket 2 piece of primer bulbs 3 piece of fuel lines 1 piece of grommet 1 piece of vent 1 piece of fuel filter 1 piece of air filter 1 piece of spark plug Note: If your blower is PB-250, please make sure your carburetor is RB-K106, not WTA-33