The Drifter utilizes No.22's new proprietary dropout, which is built around the Syntace X-12 thru-axle platform. The derailleur hanger features a breakaway bolt, allowing replacement of the hanger instead of the frame
X-12 Screw for Derailleur Hanger 28.5mm | Accessories/ Spare parts | Liteville | Products | Syntace Shop (English)
The end of bent derailleur hangers? - Page 4 - Pinkbike Forum