Web exclusive
Pro User Lockable Knob Set (2)
Pro-user lockable rotary knob M8 to replace the rotary knob on, among others, the following Pro-User bike carriers: Diamant, Diamond SG2, Diamond SG3, Jade Limited Edition
Sold and shipped by Tormino
Changed your mind? You can return items directly to the seller within 30 days using their chosen carrier.
Learn moreShop items from our verified sellers for extra peace of mind.
Exclusive products only available online. Shop from anywhere and choose how you want it delivered.