Includes (2) - Retaining Ring # 3290875G. New Bulk Packed. Genuine Homelite Replacement Part. The purpose of the 3290875G Retaining Ring is to attach and hold the washer and sprocket to the driveshaft on the models shown below. To remove this part it is best to use retaining ring pliers (or snap ring pliers).. Compatible with the following models: Homelite UT43102 Electric Chainsaw, UT43122 Electric Chainsaw, UT-43160 Electric Pole Saw, 30254EG Expert Gardner Electric Pole Saw, UT43103 Electric Chain Saw, Ryobi RY43160 Electric Pole Saw