Forged 6066 aluminum arms at a great price \n Proprietary Cinch system removable spider can convert between existing chainring standards and Direct Mount spiderless rings, and even remain flexible to future developments\n Choose a spider or use a Race Face Direct Mount Narrow Wide ring (sold separately)\n *BB sold separately, use RF2925 for English 68/73mm shell
- bolt size:
- M8
- frame mount:
- 40.00mm (1.575)|aluminum