- Applicable People: Male
- Rim Material: carbon fibre
- Fork Material: carbon fibre
- Frame Material: carbon fibre
- Type: mountain bike
- Brand Name: YTYIN
- Origin: Mainland China
- Place of Origin: Guangdong, China
- Model Number: TW3900XC
- Brand Name: TWITTER
- Frame Material: Aluminum Alloy
- Fork Material: Aluminum Alloy
- Fork Suspension: NO
- Rim Material: Aluminum Alloy
- Tire Width: 29/27.5*2.25"
- Braking System: 29/27.5*2.25"
- Frame Type: Hard Frame (Non-rear Damper)
- Pedal Type: Ordinary Pedal
- Load Capacity: 120kg
- Length (m): 1.7
- Wheel Size: 29"
- Net Weight: 13.6KG
- Gross Weight: 18.6KG
- Gears: 24 Speed
- Feature: Adult MTB Moutain Montain
- Keywords: 29 Inch Mountainbike
- Logo: Customized Logo
- MOQ: 1pcs
- Application: Outdoor Cycling
- Occasion: On-Road Mountainbikes Cycle
- Certificate: CE CCC ISO9001
- Packing: 1PC/CTN
- Advantage: After-sales Service
- Warranty: 12 months

Bike Model
|
TW3900XC
|
ConfRev
|
M315-24S
|
Wheel Size
|
29″ / 27.5″
|
Frame Height
|
15″ / 17″ / 19″
|
Bike Color
|
BlackRed / BlackBlue / BlackYellow / Black / DarkGray / Yellow / Orange / White
|
Net Weight
|
13.6KG
|
Frame
|
TW3900XC, MTB, AL6061,Smooth welding, Inner cables,Gloss paint,UV laser decals
|
Handelbar Sets
|
TW Alu alloy,Matte,Handlebar 31.8×720,Stem 90mm,Seat post 31.6×350mm
|
Clamps
|
Alu alloy, Quick release 34.9mm
|
Fork
|
TW Alu alloy,Coil suspension,Manual-lockout
|
Head Sets
|
Alu alloy CNC 44*44mm
|
Washer
|
Alu alloy 3×28.6×10mm
|
Derailleur Lever
|
SHIMANO M315-3*8S
|
Front Derailleur
|
SHIMANO TY300
|
Rear Derailleur
|
SHIMANO TZ500
|
Cranksets
|
Prowheel, Alu alloy,Square axis, 24-34-42T
|
Cassettes
|
SUGEK-8S,11-32T
|
Chain
|
SUMC-8S
|
BB
|
KENLI, Square axis,sealed-Bearings,BB68, threaded
|
Brake
|
ZOOM hydraulic disc brake 160/160
|
Hubs
|
RS Alu alloy, 2-sealed Bearings,Slotted,Disc brake,32Holes
|
Rim
|
RS Alu alloy,Double wall with rivets,W24×H19mm
|
Spoke
|
SHUNJIU,Circular 14G
|
Tire
|
INNOVA-PRO, CROSS FIT, Black, 29/27.5×2.25″
|
Grips
|
TW circular 22.2×130mm with Comfortable
|
Saddle
|
TW Comfortable and Lightweight for MTB
|
Pedals
|
GY Alu alloy with lubricating for MTB
|
Cables
|
JAGWIRE,Internal cables,External cables
|
Accessories
|
Standard safety reflector for Handelbar+Seat post+Front wheel+Rear wheel
|
|
PC Bottle cage+Tools+Alu alloy rear kickstand
|


We are based in Guangdong, China, start from 2012,sell to Southeast Asia(62.00%),Domestic Market(20.00%),Western Europe(5.00%),South America(4.00%),Mid East(4.00%),Oceania(3.00%),Eastern Europe(2.00%). There are total about 51-100 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Electric Bike-F20, Mountain Bike-MAX, Mountain Bike-STORM2.0, Road Bike-STEALTHpro, Road Bike-Thunder
4. why should you buy from us not from other suppliers?
Shenzhen First bicycle Co., Ltd., focused on the development of high-end bicycles, spare parts, riding equipment, production and sales, the company adhering to the “focus on quality, lead the fashion”
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FAS,CIP,FCA,CPT,DEQ,DDP,DDU,Express Delivery,DAF,DES;
Accepted Payment Currency:USD,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,Credit Card,PayPal,Western Union,Cash,Escrow;
Language Spoken:English,Chinese,Spanish,Japanese,Portuguese,German,Arabic,French,Russian,Korean,Hindi,Italian
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