Compare Bikes

THUNDER 20
x
THUNDER 20
CATHERINE 26
x
CATHERINE 26
STORM 20
x
STORM 20
Add a bike
FRAME
Custom Alu 6061,T6
Custom Alu 6061,T6
Custom Alu 6061,T6
TRAVEL (F/R)
-
100 mm
40 mm
FORK
Custom Alloy, rigid
SR Suntour XCT
SR Suntour XCT JR20
REAR SUSPENSION
-
-
-
SPRING/DAMPING SYSTEM
-
Coil spring
Super soft coil spring
GEARS
1×7
3×7
1×6
CRANKSET
WheelTop M32 28T
Shimano FC-TY301 42/34/24T
WheelTop M32 28T
FRONT DERAILLEUR
-
Shimano FD-TY500
-
REAR DERAILLEUR
Shimano RD-FT35AD
Shimano RD-TY500D
Shimano RD-FT35AD
SHIFTER
Shimano SL-RS45 Revoshift
Shimano ST-EF500 EZ Fire Plus
Shimano SL-RS35 Revoshift
FREEWHEEL/CASSETTE
Shimano HG-200-7 12-28T
Shimano MF-TZ500-7 14-34T Freewheel
Shimano TZ20-6 14-28T Freewheel
CHAIN
KMC Z51
KMC Z51
KMC Z51
BRAKES
Tektro BR-855 V-brake
Tektro BR-855 V-brake
Tektro BR-855 V-brake
BB
Thun Topaz
Thun Topaz
Thun Topaz
HEAD SET
CH290TBW
FSA Orbit 1.5B No.57B, Zero Stack, 1-1/8"
CH281TC
PEDALS
Marwi SP-202
Marwi SP-610
Marwi SP-202
FRONT HUB
ONE KT
ONE KT QR
ONE KT QR
REAR HUB
ONE KT
ONE KT QR
ONE KT QR
RIMS
ONE J19SD Sport 20H
ONE J19SD Sport 32H
ONE J19SD Sport 24H
SPOKES
Sapim Galvanized
Sapim Galvanized
Sapim Galvanized
TIRES
Schwalbe CX Comp 20x1,75"
Impac Crosspac 26×2"
Freedom Challenger 20×1,95"
STEM
Alloy 25,4 mm
Alloy 25,4 mm
Alloy 25,4 mm
HANDLEBAR
Alloy rised
Steel rised
Steel rised
GRIPS
Velo Junior grip
Velo Comfort Junior
Widek Transparent Kids
SEAT POST
HL Corp Alloy
HL Corp Alloy
HL Corp Alloy
SADDLE
Velo Junior
RM Junior
Velo Junior
SIZES
10"
14" (XS), 16,5" (S)
10"
Total WEIGHT
8,8 kg
13,8 kg
10,8 kg
close icoclose

1. Select Category

Rock Machine Research&Development

Passion. Mission.

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.

See you on the trail!

Instagram your Rock Machine moments and get featured!

#intrailwetrust