Ultra TT/TRI/TTR Front Mech Hanger Bolt Attach a front derailleur hanger securely to any Ultra TT/TRI or TTR frame platform with this original corrosion-resistant, replacement M4 stainless steel bolt. Bolt size: M4 x P0.7 x 16mmSold individually. Two bolts are required to mount the hanger to the frame.
Ultra TT/TRI/TTR Rear Mech Hanger BoltA precision machined M4 x P0.7 x 8mm Allen bolt to secure the rear mech hanger to the Ribble Ultra TT platform. Compatible with the following models:Ultra TTUltra TTRUltra TRIBolts supplied individually. Two bolts are required to attach the hanger to the frame