Ex-Test Bike Nicolai Nucleon 16 UDH

Size Large Factory Raw Aluminium 29" or Mullet.

Nicolai Nucleon 16 UDH Currently Available as a Full bike- History- a Geometron test bike used to experiment with and  understand the characteristics of the HP suspension platform.

The Nucleon 16 is a High pivot enduro bike designed with Geometron Geometry ethos and suspension kinematics. Configurable with mullet or full 29″ wheel configuration, 175mm or 165mm RWT. The drive system on this model features a UDH rear triangle to run standard or Sram AXS T-type transmissions and to keep the chain secure a custom lower chainguide roller and idler pulley.

Current spec list- EXT ERA V2.1 170mm Fork, EXT G1 Storia V3 Spherical, Hope Fortus 30w SC wheelset, GX AXS eagle Drivetrain, BikeYoke Revive 185mm Dropper post, Hope finishing kit, Schwalbe MM/BB Tyres.


*We are open to splitting the build down. Please get in touch with us to discuss.



Promotional display frame, un-used.

The Argon GEN is a radical 27.5” Enduro hardtail with a slack 63° head angle and a long reach.  Cut from the cloth of it’s big brother the G1, designed to emulate the same dynamic geometry so that the same handling characteristics are achieved.

This frame is an un-used display frame built up for a promotional video.


Geometron G1 XXL Rolling Chassis- Cancelled order

New Stock awaiting a new owner

In the market for a XXL GeoMetron G1? Here’s an opportunity to grab one with no production lead time. This is a rolling chassis bundle and has fallen into free stock due to a cancelled order.

We have:
– A beautiful Raw aluminium X Red extra love frame finish G1 frame Size XXL with 555mm reach.
– @hopetech seat clamp
– @canecreekusa headset
– @extremeshox bespoke G1 Storia V3 and ERA V2.1 29″ fork. Both will be custom tuned to the rider.
– @bikeyoke Revive dropper post 213mm or 185mm drop.
– @hopetech Fortus 30wSC 29″ wheelset.

£4950 inc VAT

Just like any other GeoMetron order we will go through all of the finer details of sizing and fit, suspension tuning set up for your requirements and component specifics. If you want to know more and have some questions please contact us

Hope Fortus 30W SC

29" Pro 4 148x12 Black rear wheel

£200 available with MS or XD Freehub body

Bike Yoke Revive Dropper posts

185mm or 213mm

£299 Inc Triggy remote 213mm or 185mm

EXT ERA V2.1 29" 170mm Travel 44mm Offset

Used external- New internals

This fork has received the full v2.1 internal update and is unridden, there are some cosmetic marks to the lowers, the stanchions and crown are in very good condition. The fork is set at 170mm currently but can be adjusted if needed.


Schwalbe Tyres

Stock items available

New tyres in stock- Our favourite combination. Super trail up front and Super gravity at the rear.

Magic Mary- 29″ 2.4″, Super trail, Super Soft

Magic Mary- 29″ 2.4″, Super trail Soft

Big Betty- 29″ 2.4″, Super Gravity, Soft

Big Betty- 27.5″ 2.4″, Super Gravity, Soft

£49 for super trail tyres & £53 for Super Gravity.

To place your order please contact us using the form delow

We aim to respond with your invoice within 24 hours. Any urgent orders please call 01600 887550