Product Description Compatibility:Hope X2Features:seal set as spare parts for X2 brake calipers4-pieceyou need one set per brake caliperManufacturer Number:HBSPC41:TX2 Contents:, consisting of: 2 x piston seals1 x O-ring1 x rubber lid for bleed nipple Manufacturer: Hope Mill Calf Hall Road Barnoldswick Lancashire BB18 5PX United Kingdom info@hopetech.com Distributor: bc GmbH Carlo-Schmid-Straße 12 52146 Würselen Germany info@bike-components.de