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27.5 ico
CATHERINE 40-27
CATHERINE 40-27
STORM 26
STORM 26
CATHERINE 20
x
CATHERINE 20
CATHERINE 16
CATHERINE 16
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FRAME
Alu 6061,T6 Multibutted EVO
Custom Alu 6061,T6
Custom Alu 6061,T6
Custom Alu 6061,T6
TRAVEL (F/R)
100 mm
100 mm
-
-
FORK
SR Suntour XCT
SR Suntour XCT
Hi-ten rigid
Hi-ten rigid
REAR SUSPENSION
-
-
-
-
SPRING/DAMPING SYSTEM
Coil spring
Coil spring
-
-
GEARS
3×7
3×7
1×6
1×1
CRANKSET
Shimano FC-TY301 42/34/24T
Shimano FC-TY301 42/34/24T
WheelTop M32 28T
Lide DJ521 28T
FRONT DERAILLEUR
Shimano FD-TY500
Shimano FD-TY500
-
-
REAR DERAILLEUR
Shimano RD-TY500D
Shimano RD-TY500D
Shimano RD-FT35AD
-
SHIFTER
Shimano ST-EF500 EZ Fire Plus
Shimano ST-EF500 EZ Fire Plus
Shimano SL-RS35 Revoshift
-
FREEWHEEL/CASSETTE
Shimano MF-TZ500-7 14-34T Freewheel
Shimano MF-TZ500-7 14-34T Freewheel
Shimano TZ20-6 14-28T Freewheel
16T
CHAIN
KMC Z51
KMC Z51
KMC Z51
KMC Z410
BRAKES
Tektro MD-M280 mechanic disc brake 160/160 mm
Tektro BR-855 V-brake
Tektro BR-855 V-brake
Saccon Alloy V-brake / Coaster
BB
Shimano BB-UN100
Shimano BB-UN100
Thun Topaz
Thun GO
HEAD SET
FSA Orbit 1.5B No.57B, Zero Stack, 1-1/8"
FSA Orbit 1.5B No.57B, Zero Stack, 1-1/8"
CH290TBW
CH800B
PEDALS
Marwi SP-610
Marwi SP-610
Marwi SP-202
Marwi SP-201
FRONT HUB
ONE KT Disc QR
ONE KT QR
ONE KT QR
Steel 16H
REAR HUB
ONE KT Disc QR
ONE KT QR
ONE KT QR
Coaster 28H
RIMS
WTB SX19, 32H
ONE J19SD Sport 32H
ONE J19SD Sport 24H
ONE J20C 16H / 28H
SPOKES
Sapim Leader
Sapim Galvanized
Sapim Galvanized
Sapim Galvanized
TIRES
WTB Wolverine Comp 27,5×2"
Freedom Dual 26×2,1"
Impac Crosspac 20×1,75"
Deli SA 206 16×1,75"
STEM
ONE1 TDS-C301 Alloy, 31.8mm, +6°
Alloy 25,4 mm
Alloy 25,4 mm
Steel/Alloy 22,2 mm
HANDLEBAR
ONE1 Alloy, MTB AL-325BT, 6° upsweep, 9° backsweep, 25mm rise, 740mm, 31.8mm
Steel rised
Steel rised
Steel rised
GRIPS
ONE MTB Lock-on
Velo Junior grip
Widek Transparent Kids
Widek Transparent Kids
SEAT POST
ONE Sport
HL Corp Alloy
HL Corp Alloy
HL Corp Steel
SADDLE
ONE WXC
RM Junior
Velo Junior
Velo Junior
SIZES
14" (XS), 16" (S), 18" (M)
14" (XS), 16,5" (S)
10"
9"
Total WEIGHT
14,0 kg / 16" (S)
14,6 kg
9,6 kg
9,3 kg
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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.

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