Synergy Kettlebell Shelf

Name: Synergy Kettlebell Shelf
Brand: Synergy Custom Fitness
Rating: 4.75 (4 reviews)

The Synergy Custom Fitness Kettlebell Shelf is a simple 11-gauge steel add-on shelf that bolts to any 3x3” rack upright, weight tree, or post – not just Synergy’s own racks – to hold 2-4 kettlebells (or other loose gear) up off the floor. It’s built from a single shelf plate with two support beams for rigidity, and pairs with an optional rubber liner (sold separately) that protects the shelf and equipment and cuts down on noise when kettlebells are racked and unracked. Owners on Gym Radar use it for more than kettlebells – clubs, belts, knee pads, and even a DIY wall-mount for weighted balls – without reporting sturdiness issues, though it’s positioned as a lighter-duty, space-saving complement rather than a full dedicated kettlebell stand.

Color	Black
Capacity	2-4 kettlebells (or other loose gear -- cable attachments, water bottles, barbell collars)
Material	11 gauge steel, two support beams
Manufacturer	Synergy Custom Fitness
Compatibility	3x3" uprights (racks, weight trees, posts)
Country of origin	USA
Optional accessory	Kettlebell Shelf Rubber Liner (sold separately)

What is a Storage?

What gym storage is

Storage keeps a home gym safe, tidy, and usable: weight-plate trees and pegs, barbell holders (vertical or horizontal), dumbbell and kettlebell shelves, and wall or rack-mounted organizers. Loose plates and bars on the floor are a trip-and-damage hazard; storage reclaims space and protects your equipment.

What to consider

Match storage to what you own (plate diameter, number of bars, dumbbell count) and your space — wall-mounted units and rack-hung storage save floor area, while free-standing trees move easily. Check the weight capacity and, for wall units, that you can anchor into studs.

How it compares

	Synergy Kettlebell Shelf	PRx Weight Plate Storage	Wall Mounted 6 Barbell Rack	Wall Mounted Plate Holders
GymRadar rating	4.75/5	4.75/5	4.74/5	4.77/5
Price	$65.00		$94.97
Color	Black
Capacity	2-4 kettlebells (or other loose gear -- cable attachments, water bottles, barbell collars)	270 lb (3-peg) / 360 lb (4-peg)	6 Olympic/standard bars
Material	11 gauge steel, two support beams	steel, black powder coat	Powder-coated steel brackets
Manufacturer	Synergy Custom Fitness		Titan Fitness
Compatibility	3x3" uprights (racks, weight trees, posts)		Olympic/standard bars, 20 kg, 15 kg, short bars, axle bars, safety squat bars, multi-grip bars
Country of origin	USA
Optional accessory	Kettlebell Shelf Rubber Liner (sold separately)

4.8/5 · 4 GymRadar reviews

Reviews by source

Expert

4.75/5

4 reviews

Synergy Custom Fitness’s Kettlebell Shelf is a simple 11-gauge steel add-on that bolts to any 3x3” upright – not just Synergy’s own racks – to hold 2-4 kettlebells or other loose gear off the floor. Versatility is the standout: GymRadar owners use it well beyond kettlebells, mounting one to a dumbbell rack for clubs, a rolling dumbbell cart, or even DIY wall-mounting it to hold sandbags, all without reported sturdiness concerns. Value and build quality also score well across its four GymRadar reviews (4.50 and 4.75 out of 5), though the sample is small and there’s no independent long-term durability test – one reviewer notes a dedicated full kettlebell stand still holds more than this shelf.

+Versatility: fits any 3x3" rack upright, weight tree, or post -- not locked to Synergy's own racks -- and owners use it for kettlebells, clubs, belts, and knee pads alike (Gym Radar: RogueCrusher, Batz, Carp's Gym)
+Build quality: 11-gauge steel with two support beams; GymRadar's build-quality average sits at 4.75/5 with no structural complaints across 4 reviews (Gym Radar)
+Value: $65 list price for a rack attachment; GymRadar's value average is 4.50/5 (Gym Radar)
+Functionality: one owner DIY wall-mounted the shelf off-rack to hold weighted balls and reports no worry about it holding the weight (Gym Radar: Hogan Gagle)

−Durability: only 4 GymRadar reviews and no independent long-term or drop-test coverage exists for this specific shelf, so wear-over-time is unverified
−Functionality: a dedicated full kettlebell stand holds more than this shelf, which one reviewer frames as a lighter-duty complement rather than a full storage replacement (Gym Radar: Hogan Gagle)
−Build quality: not evidence against this product directly, but a different Synergy Custom Fitness storage item (their Delta dumbbell rack) drew a scathing QC and customer-service review, worth noting as brand-level context (toolguyd.com)

$65.00

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