Round Sandwich J-Cups 2.0

Round Sandwich J-Cups 2.0

Fully protect the knurling on your barbell with the versatile, heavy-duty Round Sandwich J-cups 2.0. These cups, which are compatible with 4000 and 5000 Series power racks, feature plastic lining for total protection of your barbell and the power rack uprights. Plus, the hardware is on the side of the cups, so there’s no metal contact with your barbell. These J-cups are finished with a metallic black powder coat that’s resistant to chips and scratches to minimize rust and keep your home gym looking fresh for years. Round cups feature a super secure resting point, so your barbell won’t slide around or move when it’s racked.

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Round Sandwich J-Cups 2.0 Reviews

Based on 1 reviews from Gym Radar users, the REP Fitness Round Sandwich J-Cups 2.0 have an average rating of 4.67 out of 5. They're currently the #10 most-owned J-Cups on Gym Radar, with 3 home gyms reporting ownership.

1 Review

4.67 / 5
Performance
5.00 / 5
Build Quality
5.00 / 5
Value
4.00 / 5

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Big David
Big David’s Garage Gym
22 reviews
626 points
(4.67)
2/15/2026
Solid j hooks that easily fit on a rep rack. Already has a good UHMW coating so it won’t scratch up your rack. Taller than the 1.0s so the positioning is different, but that doesn’t really matter.
Performance
Value
Build Quality

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