Ghost Strong
Ghost Roller J-Cup
Upgrade your forearm training with the rack-mounted Wrist Roller, designed for seamless use with X-3 and TITAN Series Power Racks. Attach a kettlebell, dumbbell, or a loading pin using the included carabiner and dial in the exact resistance you need. The knurled 6" handles provide a secure, comfortable grip, while the detachable design lets you remove it from the J-hook by loosening the set screw and using it as a standalone wrist roller for added shoulder engagement. A versatile, space-saving tool built to level up your grip and forearm strength.
Rack attachments bolt or pin onto a power rack or squat stand to expand what it can do — J-cups and safety arms/straps (the essentials), plus dip bars, a landmine, a lat pulldown, weight-plate storage, roller J-cups, and more. They turn a rack into a whole gym.
An attachment must match your rack’s upright size (2x2, 2x3, or 3x3) and hole pattern/hardware (e.g. 5/8-in vs 1-in holes, Westside spacing). Attachments are usually series-specific — a Monster Lite J-cup won’t fit an Echo upright — so confirm the fit before buying.
| X-3 & TITAN Series Rack-Mounted Wrist Roller | Mutant Metals Ultimate Dip Attachment (UDA) | Fringe Sport Mag Pin | Mammoth Belt Squat | |
|---|---|---|---|---|
| GymRadar rating | 4.76/5 | 4.86/5 | 4.25/5 | |
| Price | $360.00 | $29.00 | $299.00 |
| Expert | 4.0/5 | 2 reviews |
Ghost Strong
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