Compatibility: Compatible with 125B, 125BV, 125BX, 125BVX, HVA125BX, HVA125B, and HVA125BVXfor leaf blowers. It is also compatible with 125BVX (2008-01), 125BVX (2007-05), 125BVX (2011-04), 125BVX (2010-06) 952711902, 125BX (2008-06), 125BX (2010-06), 125BVX (2001-04) 28cc two-stroke gasoline-powered blow-and-suctionfor combo machine, 125BVX (2008-06) 28cc two-stroke gasoline-powered blow-and-suctionfor combo machine, and 125B 28cc two-stroke gasoline-powered handheld blow-and-suctionfor combo machine.