- MOUNT / BOLT CIRCLE DIAMETRE
- Specialized Direct Mount
Spiderless Titanium Grade 5 syncronized single-chainring with direct engage for Specialized S-Works Carbon (2011-2013) cranksets.
It doesn't require the chain-guide.
Compatible with 11s and 12s groupsets
Weight: 56g (28T); 59g (30T); 65g (32T); 71g (34T);