The Box Hex Lab Titanium Lock Ring at J&R Bicycles is made from precision extruded CNCd titanium for maximum strength and engineered for efficient control. The lock ring flange features a large surface area which guarantees the cog stays fully tightened and secure. Box upgraded the design with new tooling for easier installation and new strengthened material to prevent stripping. These lock rings are vailable in multiple color options and are compatible with all single speed bikes.
