Polyurethane (PU)


Highly durable and resistant to abrasion, it effectively prevents
belt fracture and protects the core wire.

carbon fiber


High tensile strength, lightweight design, and corrosion
resistance ensure optimal performance and durability in
various operational environments.

product specifications

Specs For Belt
teeth (T) length (mm) teeth (T) length (mm) teeth (T) length (mm) teeth (T) length (mm) teeth (T) length (mm)
118 1228 122 1332 125 1365 133 1452

• Belt width:12 mm    • Other specifications are available upon request.

Recommended Motor Model
Mid-Drive Motor
brand model brand model
SHIMANO E8000 NECO MM18
E6100 MIVICE X700-DC48V
BOSCH Performance Line CX Gen2 ANANDA M81
PERFORMANCE LINE GEN3 VINKA E40
Rear-Drive Motor
BAFANG RM-G01A2-250-D (H700) BAFANG RM G3600.250.A2.D

Chainstay Calculator

RC/Belt
Front Chainring (Teeth)
Rear Cog (Teeth)
* Chainstay (mm)
Belt Length




Gear Ratio
Front Sprocket
Rear Sprocket
Chainstay Length
Belt Length