curl bar is 2200mm length with copper sleeve,black zinc coated,diameter is 28mm,Tensile strength is 190k PSI.This black zinc bar fits for 2" center holes bumper plates, it's widly used in gym centers,commercial gyms and other fitness centers.
MoreBarbell collars are used to tight weight plates and barbell bars and won't damage them. it fits for 2"daimeter bumpwe plates.When reapted drops, barbell collar can be more secure than spring clip collars. It's widly used in gym centers, commercial gyms.
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