Viper Roller J-Cups

Vellmara Verified independent store

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Once you’ve tried Viper roller J-cups on your power rack or squat rack, there's no going back to standard j-cups. The ability to effortlessly center and adjust the bar makes setup so much smoother, saving time and energy for the actual lift. It’s a level of convenience and precision that standard J-cups just can’t match. Designed exclusively to fit XMARK Viper Racks. Show more