HP380RW
This new design and its just a little lighter than the original classic HB400. The helical knurling keeps the wheel nuts in place by digging into the wheel, keeping them from unscrewing and falling off. Made from solid aircraft 6061-T6 aluminum Hexagon 24mm Thread = 18 mm x 1mm Thread depth 11.6mm - (.455") ATTN: 1 Package contains 4 wheel nuts. FIT : HPI 5B/5T/5SC