ABOUT TONJIN
In 1984, Bill went into the Bicycle Industry. From being a welding engineer to designing a frame around 35 years, he had accummulated abundant experiences and mature technique. In the summer of 2005,to realize his ideal of frame building, Bill decided to establish TONJIN technology Co., Ltd.
Insistence of TONJIN
With our senior welding engineers and strict QC system, we always offer our customers superior quality.
With our staunch R&D and Marketing department, we always offer our customers the best service.
Faith of TONJIN
We devoted to present the craft and beauty of handmade frame to maximum production.
Specialty of TONJIN
We specialized in OEM & ODM frames and development for variety of models. TONJIN not only manufactures common models but also particular models, such as tricycle, recumbent, and hand bike, etc.
Prospect of TONJIN
To build frames with variety of materials: In addition to CR-MO frames, we also devote to the application and decelopmment that use other materials, such as Aumimum,Stainless Steel and Titanim, So that to achieve the goal that use variety of mmaterials on mass production.
TNHK0015
Material : CR-MO 4130
Fillet Brazed Handmade
Motor：AVNU 750W-48V
Screen： 3.5” LCD
Ba�ery：48V-3500mAh
Headlight：LED-100LUX , IPX5
Rear light：LED-1.8W , IPX4 , with direc�on light
Drivetrain：SHIMANO 8s
Wheels：Front 26x3.0 / Rear 24x3.0
Weight : 5.65KGS
Material : AL6061
Motor System : SHIMANO E8000
Ba�ery : SHIMANO BT-E8010
Tire : Front wheel 26”
Rear wheel 24”
C-T :15”
Weight : 6.45 KGS (FRAME)
1. IS mount disc brake seat is compa�ble with various specifica�ons of discs.
2. Hydraulically formed down tube is used to facilitate the installa�on of the SHIMANO BT-E8010 ba�ery.
3. Due to the long body, the central parking frame design is adopted to facilitate the parking of the frame and prevent dumping.
4. Length of the rear body is lengthened to increase the cargo space, and the truss structure design is adopted to enhance the load-bearing strength
5. Le� and right sides of the rear body are equipped with pedal racks, which are designed to be convenient for carrying goods and children to ride and step on.
6. Tail end of the rear shelf is designed with a lamp locking hole to facilitate the assembly of lamps.
7. An aluminum alloy motor protec�on cover is a�ached to protect the motor motor system.
8. Low-slung design makes it easy for riders to get on and off frequently, increasing the mobility and convenience of users.
Foldable protective tube Rear Rack Fold STEPBOARD Chair Cushion
Material : CR-MO 4130
H / T : Ø42* Ø52.1 (1-1/8" & 1.5"), making the fork more stable.
T / T : Ø34.9 Taper to Special ellipse at both ends
B / B : T47 (M47*P1.0), making pedaling more stable.
Seatpost : 27.2
Rear brake : Flat mount 160 &180
M12*P1.5 THROUGH AXLE dropout
Tire : 700C*45C
Full internal cable rou�ng
Weight : 2.46KGS
Material : CR-MO 4130
Fillet Brazed Handmade
H / T : Ø42* Ø52.1 (1-1/8" & 1.5"), making the fork more stable.
T / T : Ø34.9 Taper to Special ellipse at both ends
B / B : T47 (M47*P1.0), making pedaling more stable.
Seatpost : 27.2
Rear brake : Flat mount 160 &180
M12*P1.5 THROUGH AXLE dropout
Tire : 700C*45C
Full internal cable rou�ng
Weight : 2.56KGS
Material : AL6061
Motor System : SHIMANO E8000
Ba�ery : SHIMANO BT-E8035
Rear Shock : 200 / 57
Rear Travel : 160mm
Tire : All moun�on 650 x 18"
Weight : 4.85KGS (FRAME)
Material : AL6061
Motor System : SHIMANO
E5000/E6100/E7000E8000/EP800
Ba�ery : SHIMANO BT-E8035
Internal Headset
FSA No.55R 1.5”/ ACR-HBS
UDH Dropout & HANGER
Post mount Disc Brake / Rotor 160
Full internal cable rou�ng
Weight : 3.35 KGS (FRAME)
Material : AL6061
System : Shimano
Du: Shimano E8000
BT: Shimano E8010
Weight : 1.85KGS (FRAME)
Material : AL6061
System : Shimano
Du: Shimano E8000
BT: Shimano E8010
Rear Shock : 200 / 57
Rear Travel : 160mm
Weight : 3.64KGS (FRAME)
Material : AL6061
Motor System : SHIMANO E8000
Ba�ery : SHIMANO BT-E8020
Rear Shock : 200 / 57
Rear Travel : 160mm
Tire : All moun�on 650 x 18"
Weight : 5.0KGS (FRAME)
Material : AL6061
System : Fazua Eva�on
Frame Type : Racing Frame
Weight : 2.18KGS (FRAME)
Material : Columbus Thron
Fillet Brazed Handmade
Headtube : 1-1/8"
QR-Type dropout
Tire : 700c x 25c
Weight : 1.8KGS
Material : Columbus Thron
Fillet Brazed Handmade
Headtube : 1-1/8"
QR-Type dropout
Tire : 700c x 25c
Weight : 1.8KGS
Material : Reynolds 725
Fillet Brazed LUG
Headtube : 1-1/8"
QR-Type dropout
Tire : 700c x 25c
Weight : 1.87KGS
Material : CR-MO 4130
Welding : LUG
Size : 46~62cm
Tire : 700c
Weight : 1.74KGS
Material : CR-MO 4130
Size : To order
Weight : 1.43 KGS
Material : KVA - MS2
Fillet Brazing Brown-Rose gold or polished Sandblas�ng decal
Size : To order
Weight : 1.96KGS
Material : CR-MO 4130
H / T : Ø42* Ø52.1 (1-1/8" & 1.5"), making the fork more stable.
B / B : T47 (M47*P1.0), making pedaling more stable.
Seatpost : 27.2
Rear brake : Flat mount 160 &180
M12*P1.5 THROUGH AXLE dropout
Tire : 700C*45C
Full internal cable rou�ng
Weight : 2.43KGS
Material : CR-MO 4130
TONJIN GRAVEL
H / T : Ø44* Ø55.95 1-1/8" & 1.5", making the fork more stable
B / B : BSA 73 BC1.37*24T ( English thread )
Seat Post : Ø31.6
Rear brake : post mount 180 diameter disc
SRAM UDH ,Transmission hanger
M12*P1.0 THROUGH AXLE
One piece C/S YOKE : lost wax cas�ng
Tire : 29"*2.6"
Weight : 3.14KGS
Material : CR-MO 4130
Tire : 27.5
Rear Travel : 130 mm
Post mount : rear disc 180
Adjustment interval : 4 bar linkage
Weight : 4.98KGS
Material : CR-MO 4130
Headtube : 1-1/8"- 1-1/2"
System : Shimano
Du : Shimano E8000
BT : Shimano E8010
M12 x Through Axle dropout
Tire : 700c x 40c
Weight : 3.38KGS
Material : CR-MO 4130
Headtube : 1-1/8"- 1-1/2"
Axle : M12 x P1.5 x 155L E-THRU
Falt mount 160 dropout
Tire : 700c x 40c
Weight : 1.8KGS
Material : CR-MO 4130
Headtube : 1-1/8"- 1-1/2"
M12 x Through Axle dropout
Tire : 700c x 40c
Weight : 2.18KGS
Material : Reynolds 725
Size : 15" - 21"
Tire : 29er / 650B
Weight : 2.56KGS
Material : CR-MO 4130
Size : 17" - 21"
Tire : 29er / 650B
Weight : 2.32KGS
Material : CR-MO 4130
Size : To order
Tire : 29er / 650B
Weight : 2.90KGS
Material : CR-MO 4130
Size : To order
Tire : 29er / 650B
Weight : 1.95KGS
Material : KVA MS3 / CR-MO 4130
Size : 15" 17" 19"
Weight : 2.56KGS
Material : KVA - MS2
Polishhed or Scotchbrite
Size : To order
Weight : 2.57KGS
Material : Columbus XCR
Size : To order
Weight :1.50KGS
Material : Reynolds 931
D/T AERO
Size : To order
Weight : 1.53KGS
Material : CR-MO 4130
Size : 15" 17" 19"
Throu - axle type 12mm
Tire : 29er / 650B
Weight : 2.3KGS
Material : CR-MO 4130
Size : 15" - 21"
Tire : 29er / 650B
Weight : 2.26KGS
Material : CR-MO 4130
Size : To order
Weight : 2.38 KGS
Material : CR-MO 4130
Size : 12"
Weight : 1.98KGS
Material : CR-MO 4130
Welding : LUG
Size : To order
Weight : 1.82KGS
Material : CR-MO 4130
Welding : LUG
Size : To order
Tire : 700c Disc Road
Weight : 1.76KGS
Material : KVA - MS2 Brown-Rose gold Size : To order Weight : 1.51KGS
E8000 & E8020 / All mountion 650 x 18” / Bike Shock : DMM A0-38RC / Rear shock : 200 / 57 /Rear travel : 160mm
SHIMANO
E - MTB
E - TREKKING
E-ROAD
1-1/8” ~ 1-1/2” Headtube / BAFANG M800 / M12 E-THRU Axle / Flat mount140 dropout
1-1/8” Headtube / 700C X 25C Tire / Fillet Brazed Handmade / Columbus Thron
