Ventana El Gran Jefe Fat Bike Tandem – Rohloff Build


SKU: FR-VE-FAT Category:


We’ve been waiting for this one for a long time! Finally, Ventana has created their version of the Phat tandem – the El Gran Jefe (The Big Boss). This frame is designed to accommodate up to 26 x 5.0″ tires on 80mm rims, with a tapered (44/56mm) head tube. Standard rear dropout spacing is 170mm, with optional 177x12mm and 197x12mm available.

Frame: Ventana Fat Tandem

Fork: Wren Fat Suspension

Drivetrain: Rohloff Speedhub 500/14 170mm

Crankset: Middleburn X-Type 100mm

Seatposts: Thomson

Stem: Thomson (captain) Control Tech (stoker)

Brakes: Magura MT4 or Avid BB7 Mtn

Wheels: Rohloff with Surly Unholey Roiling Darrell 83mm rims, 32 spoke, Sapim Strong spokes.

All Sizes:

Captain BB height: 13.57″

Stoker BB  height: 12.48″

Chainstay Length: 17.26″ to 18.33″

Optimal fork length: 483mm

Optimal fork offset: 51mm


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