WEIGHT
XS: 15.3 Kg
S : 15.4 Kg
M: 15.5 Kg
L: 15.6 Kg
A COMFORTABLE, PLAYFUL SETTING
Because we've observed that it's not always easy to position yourself on your mountain bike, our designers have come up with a brand-new frame that's easy to straddle.
This 100% aluminum CGF (Confort Geometry Frame) ensures both optimum comfort and excellent handling.
Its inclination has been designed to keep your back straighter, while its shortened rear chainstays ensure the bike's agility when cornering.
DERAILLEUR AND TRANSMISSION
3 chainrings with 7 speeds, for a total of 21 gears!
2 easy-to-use twistgrips on the handlebars.
Left (chainrings): you manage the up/down motion.
Right (gears): you adapt your effort more precisely.
In detail:
-Triple chainrings 22, 32 and 42 teeth + protection / grease
-Front derailleur MICROSHIFT FD-M20
-Rear derailleur MICROSHIFT RD-M25
-Turnable grips MICROSHIFT MS25, speed indicators
-Cassette 7 sprockets 14 to 28 teeth WHEELTOP or SHIMANO TZ500
-Large, solid chain KMC Z51
FRONT SUSPENSION TO CUSHION MINOR TERRAIN IRREGULARITIES
Directly on the fork, adjust the suspension hardness according to your weight, from 45 to 90kg, to get over roots and rocks more easily.
And all thanks to the UFIT concept (exclusive DECATHLON patent). It's as easy as turning a knob!
Designed for slightly uneven trails, the 80 mm front suspension allows you to tackle your first obstacles with complete peace of mind.
Its mechanical spring design guarantees reliability and easy maintenance.
V-BRAKE SHOE BRAKES: EFFICIENT BRAKING!
The 2 V-Brake brake pads are made up of 2 calipers which apply pressure to the rim to slow or stop the rotation of the wheels.
Two fingers are all you need to brake.
Check the pads for wear once a year.
If the striations disappear, go to your local workshop.
A free overhaul of your mountain bike is offered within 6 months of purchase.
27.5" WHEELS AND DRY-WEATHER TIRES: READY TO ROLL?
Take on your first obstacles!
The wheels are efficient and sturdy: 27.5", double-wall rims, 28 spokes (26", single-wall and 32 spokes on XS).
The rim is double-walled for extra strength and shock absorption.
The 27.5 x 2.0 DRY tires offer optimized performance with a rolling center section and side studs for grip in corners.
POTENCE, CINTRE, POIGNEES: to be comfortable
The 90 mm aluminum stem, with a 10° angle, gives you maximum comfort!
-The 620 mm wide steel handlebar ensures stability and control.
-Soft-touch handles for a good grip and a soft, pleasant feel.
FLAT PEDALS
The ROCKRIDER ST100 mountain bike comes with flat hard resin mountain bike pedals for greater lightness and safety.
If your foot slips off the pedal, you'll be less likely to end up with a bruised shin!
ACCESSORIES :
Your ST 100 MTB comes complete with chainring protector (to avoid soiling your outfit), bell, lights, wheel reflectors (reflectors) and pedals.
The frame is compatible with:
-Base stand 500 (ref. 8302792)
-Tank holders 100 (ref. 8049106) and 500 (ref. 8358133)
-Mountain bike mudguard kit (ref. 8385291)
-Saddle bags 100 (ref. 8347394) and 500 (ref. 8354448)
-Luggage rack 500 (ref. 8364376)
-Child seat POLISPORT GROOVY Fixation Cadre (ref.8385622), from size S
WHAT SIZE MOUNTAIN BIKE TO CHOOSE?
We present our mountain bike size guide!
XS: between 1.40 m and 1.54 m
S: between 1.55 m and 1.64 m
M: between 1.65 m and 1.74 m / 15 kg 5 in size M
L: between 1.75 m and 1.84 m
To adapt the mountain bike to your size, here's our advice:
1/ Sitting on the saddle, touch the ground with your toes.
2/ To adjust the saddle, bend your knee slightly with your foot on the pedal in the down position.
3/ If you're hesitating between two sizes, choose the smaller one.
NON-CONTRACTUAL PHOTOS
Regarding the 14 to 28-tooth 7-sprocket cassette, the photos or videos on the bike's description sheet show a SHIMANO TZ500 cassette. However, due to supply difficulties, the bike can be fitted with an equivalent WHEELTOP cassette.
Warranty
Lifetime (frame, stem, handlebars). Spare parts availability: 2 years.
Weight
L - 175-184cm : 15.6 kg
XL - 185-200cm : 15.8 kg
