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MTB with air shock absorber and hydraulic brakes.

15 - Cycling - Rockrider 520S Full Suspension Mountain Bike B'TWIN
15 - Cycling

B'TWIN Rockrider 520 Suspension Mountain Bike - Black/Orange

Designed for MTB touring. Full-suspension, sport touring mountain bike equipped with hydraulic disc brakes, rear air suspension, Shimano 27-speed drivetrain, and a fork lockout. Lighter and greater precision!
until £420.00 -10%


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£420.00 %
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Reference : 8322501
Cycling comfort 120 mm rear air shocks: lighter and smoother. Comfortable saddle.
Efficiency Shimano 27-speed drivetrain. Lightweight Suntour XOR fork.
Precision Tektro hydraulic dual disc brakes that are more powerful and durable.
Ease of use Fork with lockout feature. Shocks with a single adjustment: air pressure.
Lifetime warranty B'Twin offers a lifetime warranty on the frame, stem and handlebar.
M / L / XL
26 inches
15.1 kg in M without pedals
Life warranty
frame, handlebar, stem.
120 mm front and rear
black / orange
Frame B'Twin Sport oversized frame with rear suspension, made from 6061 aluminium.
120 mm travel in the rear based on a monopivot system that is highly sensitive to small shocks while at the same time remaining stiff when going over large impacts. System mounted on sealed bearings for lasting durability. Comfortable geometry and effective steering. Caster angle at 69° for more stability. Weight: 2.7 kg in size M without shock.
Fork Suntour XOR hydraulic fork.
120 mm travel.
Magnesium blades for lower weight. Lockout at the top of the damper for faster terrain. Preload (stiffness of the fork) easily adjusted with mechanism at the top of the left damper.
A tried-and-tested fork.
Suspension Lightweight X-Fusion E1 shock absorber specifically designed for this frame, easy to adjust to the weight of the rider using a Schrader valve: excellent sensitivity/performance ratio.
Drivetrain Miranda Beta Black aluminium 22x32x42 crankset. Shimano TX50 front derailleur.

Shimano Acera rear derailleur.
Shimano Acera 9-speed shifters.
SRAM PC951 chain.
PG950 11 X 34 9-speed cassette.
Brakes Auriga Comp 160 mm hydraulic disc brakes at the front and rear for greater braking power and precision, even in extreme conditions (e.g. mud).
Handlebar Oversize diameter, 660 mm wide Rockrider Sport aluminium handlebar: stiffer and more stable on descents.
Stem Rockrider Sport stem with oversized diameter, a 6° incline, and 80 mm (S), 90 mm (M) or 100 mm (L and XL) long.
Steering Semi-integrated Aheadset headset for improved watertightness, precision steering, and an integrated look.
B'Twin Sport handles with grooves, 120 mm long: genuine comfort while riding.
Saddle B'Twin Sport bi-material saddle, known for its comfort.
Seat post Rockrider 29.8 mm diameter 350 mm long seat post. Quick, tool-free saddle adjustment.
Wheels New B'Twin Sport double-walled rims. B'Twin Sport hubs.
Stainless steel spokes with a 2 mm diameter: impact- and corrosion-resistant.
Tyres Front and rear Kenda Nevegal 26x2.10 rigid bead tyre, known for its versatility. This tyre performs well on any type of terrain regardless of weather (dry or humid) thanks to very pronounced lugs well distributed all the way to the sides, and its "Stick-E" soft rubber composition that provides better grip. Tyres mounted with inner tubes.
Pedals Wellgo MTB platform pedals with toe clip for holding the foot firmly in place.
Accessories Frame compatible with a bottle cage, saddle bag, mud guards attached to the diagonal frame tube and the seat post.
Weight 15.1 kg in size M without pedals.
100.00% Aluminium
Care instructions: Grease your chain regularly and check your tyre pressure often (recommended before each outing). Check your housing every three months and ensure screws and nuts are tightened properly.
Stock advice Store in a cool, dry place, away from corrosive products and salty air.
Guarantee : Frame, handlebar and stem have a lifetime warranty. 2-year warranty for parts (excl. wearing parts)