Product Description Compatibility:V4 (2 large piston seals and 2 small piston seals with the manufacturer's number HBSP068 are required)Features:piston seal as spare part for maintenance of the V4 disc brakereplaces one of the two seals mounted in the brake caliper on the caliper pistons2 large and 2 small seals are required per brake caliperManufacturer Number:HBSP299 Contents:1 x 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