Ergon SM E-Mountain Core Prime Men's Saddle BF Bikes 8 and NEXUS INTER-8 Note:

8 and NEXUS INTER-8 Note: Remove the Internal gear hub axle nuts from rear wheel and Install the Axle Nut Anchors

With the GRX

Compatible cranksets - All cranksets equipped with RED XPLR AXS power meters

Functional packaging

Ergon SM E-Mountain Core Prime Men's Saddle BF Bikes 8 and NEXUS INTER-8 Note:Bringing enjoyment to every trail for e mountain bikers. The unique Ergon CORE 3D saddle technology combines comfort and optimum power transfer to the pedals. Rides with long uphills? Just stay seated. The rear ramp provides stability and support. Feelings of numbness? Forget it. The male problem zones are relieved. Back problems? No problem. Three seals of approval certify the back friendly features. This is our Pain Free Support Formula and