What it Fits: - CR18P V3 Rushmore/T-Hunter Vehicles - EVO V2 Convoy/Rock Van Vehicles - 1.5mm Pins (not included) part #HBP240466 - Only works with 1.5mm Pin Standard Width Stub Axles -#HBP240510. - If you purchase this hex the 1.5mm pins and stub axles all listed above you can convert any CR18P Portal Axle tothe 1.5mm pin system.