PRODUCT FEATURES Replacement caster for the Ground Force and Maxima surface cleaners. Reviews Featured Products Whisper Wash Whisper Wash Ground Force 2 Nozzle Hydro-Flow Bar $1,245.94 Add to Cart 24" 2 Nozzle Hydro-Flow Ground Force Replacement Spray Bar $152.05 Whisper Wash Ground Force 4 Nozzle Hydro-Flow XForce Spinner Bar $324.34 Add to Cart Whisper Wash Whisper Wash Maxima 2 Nozzle Hydro-Flow Bar $1,444.00 Add to Cart