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THUNDER 20
THUNDER 20
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FRAME
Custom Alu 6061,T6
TRAVEL (F/R)
-
FORK
Custom Alloy, rigid
REAR SUSPENSION
-
SPRING/DAMPING SYSTEM
-
GEARS
1×7
CRANKSET
WheelTop M32 28T
FRONT DERAILLEUR
-
REAR DERAILLEUR
Shimano RD-FT35AD
SHIFTER
Shimano SL-RS45 Revoshift
FREEWHEEL/CASSETTE
Shimano HG-200-7 12-28T
CHAIN
KMC Z51
BRAKES (FRONT/REAR)
Tektro BR-855 V-brake
BB
Thun Topaz
HEAD SET
CH290TBW
PEDALS
Marwi SP-202
FRONT HUB
ONE KT
REAR HUB
ONE KT
RIMS
ONE J19SD Sport 20H
SPOKES
Sapim Galvanized
TIRES
Schwalbe CX Comp 20x1,75"
STEM
Alloy 25,4 mm
HANDLEBAR
Alloy rised
GRIPS
Velo Junior grip
SEAT POST
HL Corp Alloy
SADDLE
Velo Junior
SIZES
10"
WEIGHT
8,8 kg
Rock Machine Research&Development

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If you want to burn, be on fire! From the first pencil sketch, through prototype testing and debugging to the finished product tested in the most rigorous labs by the engineers and on the trails by our ambassadors and us.

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