Enduro HDK-0007 External Bearing Kit - EC34/28.6 Upper | EC34/30 Lower Angular Contact Bearings Straight BLK Oxide Overall Length (mm)-118.5 and torsional rigidity

and torsional rigidity

Smooth center tread for less rolling resistance and a Cyclex 120tpi casing with Kevlar bead to help save weight

Narrow width works well with systems running chain guides

5 BB Height 331

Enduro HDK-0007 External Bearing Kit - EC34/28.6 Upper | EC34/30 Lower Angular Contact Bearings Straight BLK Oxide Overall Length (mm)-118.5 and torsional rigidityThis unique bearing kit eliminates the external headset bearing cup and provides a simple low profile solution where the bearing itself presses directly into the head tube The kit includes fork crown race and upper split ring and cap These bearings feature anti corrosion Black Oxide Magnetite treated 52100 High Carbon Chromium alloy races paired with grade 10 Balls, dual lip labyrinth (LLB) seals to withstand the outside elements, and to contain the