Internal bolt hole mounted power unit holder for V3/V4 EPS, for mounting the V3/V4 power unit inside the seat tube using the water bottle screws.Campagnolo EPS V3/V4 Internal Bolt Mount PU HolderSKU: CPE803V3£24.00PriceQuantity*Add to CartDeliveryThis item ships from our UK distributor. Standard delivery: 3-5 working days.