5-1/4" x 4-1/2" x 1" Paper Air Filter. Designed for 4 - 5.5 HP Briggs & Stratton Vertical Shaft and 3 & 5 HP Quantum Horizontal Shaft Engines with Horizontal Rewind. This filter effectively traps dirt, dust, and debris, ensuring optimal engine performance and longevity. It replaces Briggs #491588, 399959, and Quantum series No 121700, 122700, 124700.
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov