Size: M5 16.1 7.5 5mm(0.63 0.30 0.20in). Applicable to: Bicycle Rear Guide Wheel Screw. Material: Titanium alloy.
11T/13T Aluminum Alloy MTB Bicycle Rear Derailleur Jockey Wheel Bearing Pulley
2 Pcs Bicycle Rear Derailleur Bolt Bicycle Jockey Wheel Bolt Titanium Bolt Titanium Bicycle Rear Derailleur Jockey Wheel Bolt for MTB Road Bike M5×14.2mm Colorful (Black)
11T/13T MTB Bicycle Rear Derailleur Jockey Wheel Bicycle Guide Wheel Pulley
13T Bicycle Rear Derailleur Jockey Wheel 4mm 5mm 6mm Bearing Pulley (Black)
13T Bicycle Rear Derailleur Jockey Wheel 4mm 5mm 6mm Bearing Pulley (Multicolor)
