Selle San Marco Regal Short Open-Fit Dynamic Narrow CheckoutSpec= Hydra 6-Bolt The Jumbo Jim is designed

The Jumbo Jim is designed to to thrive in these conditions with its large volume casing combined with extremely low air pressures

Accurate battery power management with the 8-Step Fuel Gauge

Updated highly tunable DebonAir™ air spring offers a buttery smooth feel off the top and maintains a higher ride height for increased confidence in steep terrain

thanks to Rossi’s Dual Core injection technology paired with some design tweaks

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Selle San Marco Regal Short Open-Fit Dynamic Narrow CheckoutSpec= Hydra 6-Bolt The Jumbo Jim is designedMade using a patented design, the Bow Rail System is fixed to the saddle's rearmost part, allowing the shell to be flexible and work with your body Adding shock absorbers allows flex Finished with manganese rails and an Open Fit design Model Regal Short Dynamic Size Narrow (S3) Rails Manganese Color Black LxW (mm) 255x140 Weight 280g Width Narrow