PGT25421 Pre-bored sprockets
Pre-bored sprockets, PGT25421
This picture may be non-contractual depending on certain models.
Description
Equivalent/ associated products
Features
Pre-bored sprockets 16B3, reference PGT25421. Triple toothing, Transmission gears with a pitch of 25.4 mm, 21 teeth.
Sub category
Pre-bored sprockets
Toothing
Triple
Standard
16B3
Metric Pitch (mm)
25.4
Imperial pitch (inch)
1
Ø Chain roller (D1)
15.88
Inside width (L)
17.02
Number of teeth
21
Material
Steel
Product details
Inside diam. (mm)
30
Dp (mm)
170.43
De (mm)
181.2
A (mm)
100
B (mm)
130
E (mm)
15.8
E1 (mm)
79.6
Stock 
28
Stock 
55
