Air Filter Fits Stihl 1137-120-1600 MS192 4" L x 2-1/2" W x 5/8" Thick by Rotary $12.99 Sold out 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out PRODUCT DESCRIPTION Brand New Air Filter Fits Stihl 1137-120-1600 MS192 4" L x 2-1/2" W x 5/8" Thick... Genuine Rotary Part # 16264