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If you are looking for a performance focused MTB with power packed components to be used on the most rigorous of trails, the Btwin Rockrider 540 (2017) is a suitable bicycle for you.
Frame
Rockrider CGF Evo (Comfort Geometry Frame) in 6061 aluminium.
Fork
Suntour XOR 100 fork with 100 mm travel. Fork stiffness can be adjusted (more/less). Fork lockout to prevent bobbing on faster terrain.
Front Derailleur
 Microshift front derailleur.
Rear Derailleur
Shimano Altus 9-speed rear derailleur.
Number of Gears
27-Speed
Brakes
Hayes Radar hydraulic disc brakes on front and rear: more powerful and progressive braking even in rain and muddy conditions
Tires
Exclusive B'Twin All Terrain Dry 27.5" x 2.0 tyres
Bicycle Weight
14.1kgs
Wheel Size
27.5"
Riding Purpose
Leisure/Fitness
Battery
(Electric Only)
-- N/A --
Battery Placement
(Electric Only)
-- N/A --
Motor
(Electric Only)
-- N/A --
Shifters
Shimano Altus M370 shifters with speed indicators.Â
Break Levers
only minimal pressure on the levers required.
Handlebar
B'Twin Sport handlebar in aluminium for less weight.Oversize diameter for added stiffness.
Stem
Exclusive B'Twin Upside Down 0/30 stem in aluminium for less weight.shorter provides more precise steering
Seatpost
B'Twin Sport seat post in aluminium for less weight. 27.2 mm diameter provides the seat with a natural flex that's 5 times greater than that of a classic seat post. 400 mm long, offering a wide adjustment range.
Saddle
Exclusive Sport 500 saddle offers exceptional comfort thanks to its wider "hammock" shape and wide distribution of the pressure points regardless of width of the rider's pelvis.
Pedals
B'Twin Flat Evo VP resin pedals: both sturdy and lightweight.Â
