- Tapered diameter, thin inside, thicker outside.
- Micro-diamond pattern with waffle style at the center.
- Locking is provided with a single inside collar.
- The pair are just above 100 grams.
- No flange.

- 135mm total length.
- 29.5mm inside. 33.9mm outside diameter.
- 102 grams (3.6 ounces).