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Decathlon Rockrider ST520 24-Speed Mountain Bike

Decathlon Rockrider ST520 24-Speed Mountain Bike

$399.00
$499.00
20% off
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Product details
Official manufacturer description

Raised position., stem can be raised up to 1.18 in., ergonomic saddle: comfort that also yields greater efficiency. 27.5" wheels, double disc brakes, 24 speeds.

Cycling comfort

Raised position. Ergonomic saddle. Height-adjustable stem. Soft-touch grips.

Efficiency

CGF Evo aluminum frame. 24-speed SRAM X3. Light, 27.5" Aero Trail Evo wheels.

Precision

Dual disc brakes. Easy handling frame geometry. Tires have good grip in turns.

Easy to use

Innovative fork with easy adjustment based on rider's weight.

Age Group
Adult
Bike frame material
Aluminum
Bike type
Mountain
Brake type
Mechanical Disc
Brakes
Tektro aluminum brake levers, front and rear Hayes MX5 mechanical disc brake calipers
Cassette
SRAM PG820 cassette, 8 cogs, 11 to 32 teeth
Chain
SRAM S200 triple-chainring chainset
Chainrings
22/32/42T
Fork
B'Twin U-Fit 80 fork, equipped with a mechanical spring and elastomer stoppers.
Fork travel (mm.)
80 mm
Frame
Rockrider CGF Evo (Comfort Geometry Frame) 6061 aluminum frame for 27.5" wheels, low bottom bracket, open steering angle (69.5°) for riding stability, short rear wheel base for an easy turn.
Front Derailleur
Microshift MS22
Gender
Men's, Women's, Unisex
Handlebars
B'Twin Sport Oversize aluminum handlebar, 26.7 inches
Model year
2020
Number of gears
24
Rear Derailleur
SRAM X3 8-speed
Rims
Aero Trail Evo aluminum wheels with double-walled rims
Saddle
B'Twin Ergofit Evo
Seatpost
B'Twin Sport
Stem
B'Twin aluminum stem
Sub-category
Trail
Suspension type
Front suspension
Tires
B'Twin All Terrain Dry 27.5" x 2.0 fast rolling tires with side lugs to provide traction in turns.
Decathlon Rockrider ST520 24-Speed Mountain Bike
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Top reviews
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Rutledge S
Rutledge S
Verified cycling expert
Reviewed Jul 13, 2022

Entry level mountain biking, commuting and casual rides.