| Outside diameter： | Ø548 |
| Middle Hole： | Ø167 |
| Full height： | H176 |
| Effective High： | H1:118 H2:133 |
| Bullet wave diameter： | Ø497.5 |
| Secondary outside diameter： | Ø504 |
| Secondary internal diameter： | D1:Ø267 D2:Ø248 |
| Hole diameter of riveting clip： | Ø186×6—Ø6.5 |
| Mounting aperture： | Ø526×8—9×8 |
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