JUNIOR

Thunder 27 VB

Quick junior 27,5“ bike with lightweight alloy fork, built with respect to weight and affordable price. Quality frame and fork with Junior Trail geometry help you control your bike easily off-road and quickly on road. Shimano 1x9 gear is intuitive and easy to operate. Fast tires have reasonable tread universal for the trail and cycle tracks.

1st GEN frame with specific Junior Trail Geometry and unique "Big wheels for Big smiles" design approach
Lightweight alloy fork

SHIMANO ALTUS 1x9 32 x 11-36
Tires WTB Nano Race, 29x2.10"

FRAMESET

COLOUR Gloss Dark Red/Black/Orange
FRAME Alloy Al-6061 T6 Custom tubing, Junior Trail Geometry, Shark Spine EVO 27.5", BB BSA 68mm, OLD 135x9, V-brake pivots, Fender Ready Dropout, Replaceable RD Hanger, Kickstand mount
HEAD SET FSA No.10 Semi-Cartrige, 1-1/8“
FORK Thunder 27.5", Alloy Custom Tubing, Ahead 1-1/8", V-Brake, QR Type
SIZES 13.5"(XS), 15"(S)

DRIVETRAIN

GEARS 1x9
SHIFTER SHIMANO ALTUS SL-M2010-9R RapidFire Plus, 9-speed
REAR DERAILLEUR SHIMANO ALTUS RD-M2000 Shadow
CRANKSET Wheel Top SXB4BL-MS, 32T
CASSETE SHIMANO ACERA CS-HG200-9, 11-36T
BOTTOM BRACKET Thun Topaz 120mm, BSA, shell 68mm
CHAIN KMC X9
PEDALS Marwi SP-400

COMPONENTS

HANDLEBAR ONE1 Alloy, MTB AL-325BT, 6° upsweep, 9° backsweep, 25mm rise, 660mm, 31.8mm
STEM ONE1 TDS-C342 Alloy, 31.8xE45mm, +3°
GRIPS ONE1 VL-G1661D2N, Lock-On
BRAKES Tektro V-brakes
SADDLE ONE1 Junior
SEAT POST ONE1 Alloy, SP C207, 27.2x300mm

WHEELS

FRONT HUB ONE1 KTA55F, 28H, M9x100mm, QR Type
REAR HUB ONE1 KTAZER, 28H, M10x130, CASSETE, QR Type
RIMS Stars J19SZ, 28H
TIRES WTB Nano Race, 27.5x2.10"
SPOKES Sapim Galvanized Black

WEIGHT

Total WEIGHT* 10.8 Kg (XS size)

Weight is set for M sized frame unless stated otherwise. We focus on maximum reliability, so cutting some grams down is not our priority! The weight is measured as the each bike specification shows.

Frame Size	13.5" (XS)	15" (S)
WHEELS SIZE	13.5" (XS): 27.5"	15" (S): 27.5"
SEAT TUBE LENGTH (mm)	13.5" (XS): 343	15" (S): 381
seat tube angle degree	13.5" (XS): 73	15" (S): 73
EFFECTIVE TOP TUBE LENGTH (mm)	13.5" (XS): 545	15" (S): 560
REAch (mm)	13.5" (XS): 379	15" (S): 391
STACK HEIGHT (MM)	13.5" (XS): 540	15" (S): 550
HEAD TUBE LENGTH (mm)	13.5" (XS): 90	15" (S): 100
head tube angle degree	13.5" (XS): 69	15" (S): 69
CHAINSTAY LENGTH (mm)	13.5" (XS): 430	15" (S): 430
bb drop (mm)	13.5" (XS): 41	15" (S): 41
WHEELBASE (mm)	13.5" (XS): 1051	15" (S): 1063
Handlebar Width (mm)	13.5" (XS): 660 - R25	15" (S): 660 - R25
Stem Length (mm)	13.5" (XS): 45	15" (S): 45
Crank Length (mm)	13.5" (XS): 160	15" (S): 160
seat post lenght/travel (mm)	13.5" (XS): 300	15" (S): 300

Manual

We reccomend *

13.5" (XS)

135 - 155 cm

15" (S)

140 - 160 cm

* The recommendation covers most common body types. Always try the bike yourself at the nearest shop!

2021 NOTE: Due to the pandemic and difficulties in the delivery chain arising worldwide & extreme demand for our bikes at the same time, we reserve the right to replace some parts with those at the same level of performance (e.g. different brand, the same level of parts) to keep the overall quality of our bicycles. We’re sorry about that. At the end of the day, riding a bike is the best way of #staypositive ever, no matter what brand your handlebar or any other part is!

Manufacturers reserve the right to vary speciﬁations, including colors, with or without notice at such times in such manner as deemed appropriate. Major as well as minor changes may be involved. Every effort, however, is made to ensure the accuracy of the particulars contained in this presentation. Consult your Dealer for details regarding the specifications of any featured product. This presentation shall not constitute - under any circumstances whatsoever - an offer by the Company to any individual. All sales are made by the Distributor or Dealer subject to and with the beneﬁt of the standard Conditions of Sale and Warranty provided by the Distributor or Dealer, copies of which may be obtained upon request. While efforts are made to ensure speciﬁcation accuracy cannot always immediately reﬂect either change in speciﬁcation or in some isolated cases the provision of a particular feature. Customers are always advised to discuss speciﬁc details with the supplying Dealer, especially if a selection is dependent upon one of the features advertised.* The range of the e-bike depends on many factors such as the rider's weight, the track profile, the level of assistance, gear settings, the wind, etc., so the information is indicative and may vary.