








EFS 50mm Tubeless 50RB Rim Brake Wheels
Carbon 50mm tubeless ready rim brake wheelset features a stunning unidirectional carbon fibre construction, which means that you'll benefit from its incredible stiffness and impressive strength which makes it strong enough for road racing as well as training. While also being equipped with a wider rim profile, which offers increased aerodynamics, comfort, speed and traction. We have also ensured that its rim profile is deep enough for an aerodynamic advantage, but not forgetting the lightweight benefit.
Carbon 50mm tubeless ready rim brake wheelset features a stunning unidirectional carbon fibre construction, which means that you'll benefit from its incredible stiffness and impressive strength which makes it strong enough for road racing as well as training. While also being equipped with a wider rim profile, which offers increased aerodynamics, comfort, speed and traction. We have also ensured that its rim profile is deep enough for an aerodynamic advantage, but not forgetting the lightweight benefit.
Carbon 50mm tubeless ready rim brake wheelset features a stunning unidirectional carbon fibre construction, which means that you'll benefit from its incredible stiffness and impressive strength which makes it strong enough for road racing as well as training. While also being equipped with a wider rim profile, which offers increased aerodynamics, comfort, speed and traction. We have also ensured that its rim profile is deep enough for an aerodynamic advantage, but not forgetting the lightweight benefit.
High Quality, performance, lightweight wheelset with white logos on a matte carbon rim.
Carbon 50mm tubeless ready rim brake wheelset features a stunning unidirectional carbon fibre construction, which means that you'll benefit from its incredible stiffness and impressive strength which makes it strong enough for road racing as well as training. While also being equipped with a wider rim profile, which offers increased aerodynamics, comfort, speed and traction. We have also ensured that its rim profile is deep enough for an aerodynamic advantage, but not forgetting the lightweight benefit. Using Toray T800 carbon-fibre, unidirectional fibres with open spoke beds makes for a all round lightweight Rim.
Tubeless ready: out of the box our wheels are ready to be setup tubeless, benefitting from lower tyre pressures, puncture resistance and lower rolling resistance. Or they work just as well if you prefer inner tubes and normal tyres.
Using the all new EFS hub
Be sure to hear the buzz from our hub with 48 points of engagement on 4 pawls, across both rim and disc brake!
CNC machined with an anodised black finish
Weight starting from 73 grams for the front and 185 grams for the rear
Fully sealed replaceable cartridge bearings
Easily serviceable and low maintenance
Full range of spare parts available
Designed to last with the UK conditions!
Wheel Specification
Model50RBTL
LogoWhite EFS logo printed onto the carbon under the lacquer (not stickers)
Brake TypeCarbon rim brake
Rim MaterialsToray T800 UD carbon fibre and secret resin formula
Wheel Size700c x 50mm deep
Rim Spec25mm wide (20mm internal rim width) x 543 ERD
Rim ProfileTubeless clincher
Max Tyre Pressure118 PSI
HubThe EFS hub quick release
Freehub BodyShimano 8,9,10,11,12Spd & SRAM XDR
Spoke Count20 Front & 24 Rear
SpokesBlack J bend pillar 1423 aero
NippleBrass black 14mm
Wheelset Weight1405g per pair +/- 40g
Rider + Bike WeightMax: 130kg
In the box:
· Tubeless valves
· Rim tape (pre installed)
· Carbon rim brake pads
· Quick release Skewers