About Us

Ningbo Penk Intelligent Technology Co.,Ltd, Was founded in 1990'S, Specializing in producing bicycle and electric bicycle parts. The three main products are brake sets, Derailleur systems ,Pedals and more than 100 other related accessories

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Chains

906D

1/2“X3/32” Inner chamfering

Pil length: 7.7mm

Color(outer/inner): brown/brown

(half-silver; half-good are available by request)

Compatible bikes: below 24th speed level bike


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