Frequently Asked Questions

Dual-Use handles two-handed movements from one cradle, Quad-Use supports four training styles, and Single-Use is the streamlined one-dumbbell configuration.

Turn the dial and lift — the plates lock in about a second. The selected plates stay secured to the handle; the rest remain in the tray.

The set covers 5–40kg per handle. You don't need to buy extra plates at any point in that range.

Yes — steel-plated weights with a positive locking mechanism. Lift with the handle upright as designed and the plates hold firmly; always inspect the lock before heavy sets.

It ships freight-protected in a heavy-duty carton. If anything arrives damaged, send us a photo within 7 days and we'll replace or refund.

CoastStrength™ Adjustable Dumbbell Set

A full rack in one footprint — dial-adjustable steel dumbbells from 5 to 40kg per handle.

4.8 · 5 reviews
$1846.99
  • Replaces 15+ pairs of fixed dumbbells with one set
  • Fast dial adjustment across the 5–40kg range
  • Knurled chrome handles and steel-plated weights
  • Includes high-impact storage trays

Configuration· Dual-Use (5–40kg)

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The Details

Why it earns its spot

Replaces 15+ pairs of fixed dumbbells with one set

Fast dial adjustment across the 5–40kg range

Knurled chrome handles and steel-plated weights

Includes high-impact storage trays

Verified Reviews

What buyers actually say

"Replaced a whole rack. The dial adjustment is quick and the plates don't rattle mid-set."

RRobert F. · Verified Buyer

"Serious piece of equipment. Knurled grip is comfortable even on heavy pulling days."

MMiguel A. · Verified Buyer

"Everything I wanted, just know it's a big delivery — the freight carton is heavy. Well protected though."

HHannah J. · Verified Buyer

"The trays are solid and the locking mechanism feels secure. Zero regrets on this purchase."

DDominic S. · Verified Buyer

"My garage gym is finally complete. Switching weights between supersets takes seconds."

YYuki N. · Verified Buyer

Zero Risk

Try it for 30 days. Keep it if it performs.

Every order is backed by our 30-day return window. If it doesn't hold up in your training, send it back — no hassle, no hoops.

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Adjustable Dumbbell Set

Dual-Use (5–40kg)

$1846.99