Spank Hex Hub Freehub Body Kit - Shimano HG Splined - Alloy PLP|Largest Cog it is a 2 part

it is a 2 part system that uses a 3mm allen key to lock one part

Its minimalist shape provides protection where it is needed without the addition of unnecessary bulk

Optional 2-position Open/Firm lever (retains high and low-speed compression adjustment)

making quick work of any bottle cap

Spank Hex Hub Freehub Body Kit - Shimano HG Splined - Alloy PLP|Largest Cog it is a 2 partReplacement alloy freehubs for use with all Spank HEX Rear Hubs. Includes spacer ring to also allow the use of MTB cassettes. Compatible with all HEX J Type, Straightpull, and Gravel rear wheels Not compatible with SPIKE OOZY SPOON hubs SPANKs HEX DRIVE 102T technology delivers 3. 5 engagement, for almost instant pickup 6 independent pawls with 3 steps per pawl, work in unison, meaning 18 engagement points per click Bite Block Alloy HG and XD Freehub