<ul><li>Barbell screw clamps-- - the inner diameter of dumbbell bar nut is 2.2 cm, which is suitable for most dumbbell bars and has practicability.</li><li>Dumbbell hex nut-- ---- also can be a good to your friends and family members who building.</li><li>Powerlifting collars-- made of materials, and safe for a long time use.barbell fixing screw</li><li>Professional dumbbell bar nut-- it has a simple design, but very practical in use. a nice fitness equipment accessories for you.</li><li>Gym accessories-- portable and lightweight, easy to carry. it is fixing your dumbell or barbell. a nice fitness equipment accessories for you.</li></ul><br><br>

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