20B (31,8x19,6mm)
General information
20B is a European roller chain according to ISO606. Its size is 1.1/4" x 3/4". The pitch is 31.75mm, the roller diameter is 19.05mm, the roller width is 19.56mm. Mainly used in agriculture.
20B is a European roller chain according to ISO606. Its size is 1.1/4" x 3/4". The pitch is 31.75mm, the roller diameter is 19.05mm, the roller width is 19.56mm. Mainly used in agriculture.