Brand:JJ
Model:SFC
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shafts
feature:
shafts:GCr15,HRC58~64
base:aluminum alloy
bearing steel and carbon steel
ISO9001:2000 certficate of quality

shafts
feature:
shafts:GCr15,HRC58~64
base:aluminum alloy
bearing steel and carbon steel
ISO9001:2000 certficate of quality


