Restore peak performance with Genuine Solo Piston Pump Repair Kit
Keep your Solo sprayer operating like new. Genuine Solo replacement parts. Fits all Solo backpack piston pump sprayers: 425, 425-101, 425-DELUXE, 435, and 473-P. Includes a Viton® collar, valve plates, O-rings, a spring and a seal plug for the pressure regulating valve on select models.
