Core 6.0 Trucks. The Bigfoot Cored Classics are especially good for drop trough and drop down shapes when you need extra clearance. Center Set Bearing Hub with a 78A Durometer. Measures 90mm x 52mm. This is our newest addition to popular line of "Just Add Wood" packages. Designed for the longboarders and cruisers. This contains everything you need to upgrade all your accessories. Includes: Core 6.0 Trucks - 90mm Bigfoot Wheels - S-Type 1.5" Hardware - 6mm Longboard Risers - Abec 7 Bearings.