With more tyre clearance this frame fits FAT 26'x4.0" and 27.5'x3.8" tyres. Each Olsen Frame can be changed by you the customer.  The "base geometry" design is a culmination of all the years designing and modifying geometries.  This frameset has a long reach and long chainstays for a stable ride.  Suiting both 26++ & 27.5++ wheels and tyres on 55-90mm rims.   This frameset comes with the Pinion C-Line Gearbox and 104BCD spiders with 39T:39T sprockets and a 120T carbondrive belt.
All Pinion cables are run internally for the complete uncluttered look, and easier to clean. 

@plastikhorse in Slovinia on his 27.5x3.8” semi fat N-1

@plastikhorse in Slovinia on his 27.5x3.8” semi fat N-1

This OLSEN Pinion Gearbox Bike Frameset comes with the following:

  • Pinion C-Line gearbox.

  • CNC Chainset and shifter

  • C-Line Gearbox is powder coated and only available in Black.

  • Shifter is Black - however upgrades are available

  • Head angle optional: 68-70 degrees

  • Headset optional: Tapered headset SHIS 44/56 or straight SHIS 44mm

  • Fork Range optional: 470-510mm / 120mm (27.5") 100mm (29")

  • Wheel sizes: 26x4.0 or 27.5x3.8"

  • Chainstay length: 445mm

  • Rear end: 142mm X12 Maxle

  • Weight: 1.4Kg

  • Bottle cages: 6 (under and over the down tube)

  • 2x FAT 104BCD spiders

  • 2x Gates 39T CDX Sprockets

  • 1x 120 CDX Carbondrive Belt