Shimano TL-FH17A Seal Ring Press Description: The Shimano TL-FH17A Seal Ring Press aids in the installation of seals found within Micro Spline and HG Spline L2 freewheel bodies. Features: Seal Pres for Shimano Direct Engagement/Microspline hubs Compatible with Micro Spline and Road HG Spline L2 freewheel bodies Works to install seal rings without damage or deformation