Sinz Alloy 5 Bolt 110 BCD Chainring Black
SINZ Alloy single speed chainring. 110BCD5 arm design to fit old Sugino, SunTour and SR cranks/spiders and powerdiscs. Also fitsmodern BMX race 5 armcranks. 3/32" teeth so these fit narrow race chains as well as regular 1/8" BMX chains. Black only.
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Category: Cycling Supplies
SINZ Alloy single speed chainring.
110BCD5 arm design to fit old Sugino, SunTour and SR cranks/spiders and powerdiscs. Also fitsmodern BMX race 5 armcranks.
3/32″ teeth so these fit narrow race chains as well as regular 1/8″ BMX chains.
Black only.
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