RockShox Seatpost Upper Tube 250mm 30.9/31.6mm Reverb AXS B1 MFPN=11654181 Based on the Guide brake

Based on the Guide brake design Level brakes have smaller levers and are lighter

It’s compatible with all tubeless road gravel and MTB tires

Comp: Durable casing with wire bead and DNA rubber compound (60a) TPI 30 Color Black Weight 540 Weight (oz) 19 Defined Color Black ISO Width (mm) 37 ISO Diameter 622 / Road / 29" Tire Intended Use Touring-Hybrid Tire Diameter 700c Tire Bead Wire Labeled Size 700 x 37 Tire Type Clincher Size 700 X 37

8 Weight 310 Width Measurement Center Width 46 Defined Color Black

The GX Eagle Transmission derailleur every is every bit as crisp and precise as the other derailleurs in the transmission family but features things like removable skid plates for better protection and serviceability

RockShox Seatpost Upper Tube 250mm 30.9/31.6mm Reverb AXS B1 MFPN=11654181 Based on the Guide brakeUpper tube assemblies include: upper tube, keys, clamp bolt plate and fill valve Model Reverb AXS B1+ (2026+) Description Upper Tube Assembly Length 250Mm