RedShift Sports Replacement Spring Kit - Fits 27.2mm ShockStop Endurance SeatPost +25% Stiffness MFPN=44030070 this wax has a higher

this wax has a higher biodegradability and biodegradable/compostable packaging

Removes these sealed bearing sizes: 608 609 6000 6001

Shifters: Shimano GRX ST-RX400 Disc

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6 | IS52/40 SHIS Upper IS41/28

RedShift Sports Replacement Spring Kit - Fits 27.2mm ShockStop Endurance SeatPost +25% Stiffness MFPN=44030070 this wax has a higherReplacement springs are an ideal upgrade if you need a bit more stiffness from your ShockStop Suspension Seatpost. The stiffer springs provide a more topped out feel or if you're at the upper end of the weight range and want more support. Approximately 25% more stiffness than the standard spring set Includes two steel springs (one outer and one inner spring) Only compatible with the 27. 2mm diameter versions of the ShockStop Endurance Seatpost (both