Sovereign Power Assist SKU: 43428 Power assist for use with Sovereign Wheelchair (4340). Two sizes available: 180W (43428) and 320W (43429). Aluminium frame with PU grey wheels. Includes controller, battery and charger. Quantity discounts available QuantityPrice Quantity -+ Details Power assist for use with Sovereign Wheelchair (4340). Two sizes available: 180W (43428) and 320W (43429). Aluminium frame with PU grey wheels. Includ... Details Back DetailsPower assist for use with Sovereign Wheelchair (4340). Two sizes available: 180W (43428) and 320W (43429). Aluminium frame with PU grey wheels. Includes controller, battery and charger.