Features: New high-quality carburetor kit. Replace Zama number: RB-K92, RB-K92A. For Echo HCR-161ES HRC-171ES Hedge Trimmer. Replace models: HC152 DH232 DH235 HT232. Replace Echo/Shindaiwa part numbers: A021001671, A021001672, A021001673. Package included: 1 x carburetor. 2 x carburetor mounting gaskets. 2 x primer bulbs. Fits the following Echo/Shindaiwa models: HC-152 (S94012001001-S94012999999) Hedge Trimmer HC-152 (S94111001001-S94111999999) Hedge Trimmer HC-152 (S94213001001-S94213999999) Hedge Trimmer DH232 S/N: T28811001001 - T28811999999 DH232 S/N: T28912001001 - T28912999999 DH232 S/N: T29013001001 - T29013999999 DH232 S/N: T48714001001 - T48714999999 DH235 S/N: T29111001001 - T29111999999 DH235 S/N: T29212001001 - T29212999999 DH235 S/N: T29313001001 - T29313999999 DH235 S/N: T48814001001 - T48814999999 HT232 S/N: T29411001001 - T29411999999 HT232 S/N: T29512001001 - T29512999999 HT232 S/N: T29613001001 - T29613999999 HT232 S/N: T48914001001 - T48914999999 HT235 S/N: T29711001001 - T29711999999 HT235 S/N: T29812001001 - T29812999999 HT235 S/N: T29913001001 - T29913999999 HT235 S/N: T49014001001 - T49014999999 Please note: 1. This carburetor not compatible with greater than 10% ethanol fuel. 2. This carburetor Fits Echo models listed however some models may have used different carburetors depending on serial number, build date, ect, please make sure this is the correct carburetor for your model before ordering.