Briggs & Stratton Carburetor Primer Bulb

Briggs & Stratton, replacement carburetor primer bulb. fits on the 475 & 500 series b&s engines as well as previous classic, sprint & quattro series b&s engines, for use on brands such as craftsman, mt, murray, poulan & many others equipped with the listed engines, diy version of Briggs service part # 694394.