Chain

TNC Scooters carries chain, master links, and chain tools for electric and gas powered; scooters, e-bikes, go-karts, mini bikes, choppers, and other similar types of vehicles.

How to determine Pitch:
The most reliable method for determining the pitch of a chain is to measure the center-to-center distance between the pins on a single link of chain.

#25 Chain (1/4'' Pitch):
The most common size of chain used on electric scooters.

8mm Chain or T8F Chain (5/16'' Pitch):
The most common size of chain used on 2-stroke gas scooters and gas pocket bikes. Also used on some electric scooters, mini choppers, ATVs, and dirt bikes.

Single Speed Bicycle Chain (1/2" Pitch):
This is 410 chain, also known as standard single speed bicycle chain. It is also called 1/2" x 1/8" chain. It is commonly found on electric bikes.

420 Chain (1/2" Pitch, 5/16" Roller Diameter, 1/4" Roller Width):
This chain is used on pit bikes, full-size scooters, motorcycles, ATVs, and dirt bikes.

428 Chain (1/2" Pitch, 0.335" Roller Diameter, 5/16" Roller Width):
This chain is used on pit bikes, full-size scooters, motorcycles, ATVs, and dirt bikes.

Chain Dimensions:

Description

Pitch

Roller Diameter

Roller Width

Width

Height

#25

6.35mm

3.3mm

3.18mm

7.9mm

6mm

8mm (T8F)

8mm

4.7mm

4.6mm

11.5mm

7.1mm

410

12.7mm

7.95mm

7.85mm

16.6mm

12mm

420

12.7mm

7.77mm

6.25mm

14.7mm

12mm

428

12.7mm

8.51mm

7.75mm

16.7mm

11.8mm

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Chain