[Item Feature] : This ball bearing retainer with 9 balls, which suitable for 22mm inner diameter head parts.It is an ideal replacement for you bike.
[Application] : This kind of beads rack stainless steel ball inlaid in the retainer design. It's suitable for replacing the crank bearing of the bicycle. suitable for ordinary bicycles, mountain bikes, lowrider bikes, stretch bicycles.
[Notice] : Before purchasing, please confirm whether the size of the accessories of your bike is matched with this bearing cages.