Muscle D Fitness Cast Kettlebell

At a Glance

Material: Cast iron; powder coat

Description

About this product

The Muscle D Fitness Cast Kettlebell, model KB-4, comes in multiple weight variants, so you can match the load to your current fitness level and move to a heavier variant as you progress. It is rated for both residential and commercial use, and its exercise applications are customizable across different workout routines.

Recommended for users 16 and older. Orders ship within 1 business day and arrive by parcel to your door in 5-10 days.

What's included

Muscle D Fitness Premium Cast Kettlebell in selected weight
Ergonomically designed contoured handle for comfortable grip
Durable cast iron construction for long-lasting use
Instruction manual or training guide (if included)
Packaging suitable for storage and transport

Features

Cast kettlebell in multiple weight variants for different fitness levels
Rated for residential and commercial use
Recommended for users ages 16 and up
Model KB-4; exercise selection customizable across workout routines
Ships within 1 business day, parcel to your door in 5-10 days

Best for

Buyers who want to choose their load — multiple weight variants cover different fitness levels
Home-gym and commercial-facility owners — rated for residential and commercial use
Users 16+ building kettlebell work into a customizable training routine

Specifications

Weight

Weights available	Multiple variants catering to different fitness levels

Size

Dimensions	5 × 4 × 7 in (12.7 × 10.2 × 17.8 cm)5.5 × 4.25 × 7.25 in (14 × 10.8 × 18.4 cm)6 × 4.5 × 7.5 in (15.2 × 11.4 × 19.1 cm)6.5 × 4.75 × 7.75 in (16.5 × 12.1 × 19.7 cm)7 × 5 × 8 in (17.8 × 12.7 × 20.3 cm)7.25 × 5.25 × 8.25 in (18.4 × 13.3 × 21 cm)7.5 × 5.5 × 8.5 in (19.1 × 14 × 21.6 cm)7.75 × 5.75 × 8.75 in (19.7 × 14.6 × 22.2 cm)8 × 6 × 9 in (20.3 × 15.2 × 22.9 cm)8.25 × 6.25 × 9.25 in (21 × 15.9 × 23.5 cm)8.5 × 6.5 × 9.5 in (21.6 × 16.5 × 24.1 cm)8.75 × 6.75 × 9.75 in (22.2 × 17.1 × 24.8 cm)9 × 7 × 10 in (22.9 × 17.8 × 25.4 cm)9.5 × 7.25 × 10.3 in (24.1 × 18.4 × 26.2 cm)10 × 7.5 × 10.5 in (25.4 × 19.1 × 26.7 cm)10.5 × 7.75 × 10.8 in (26.7 × 19.7 × 27.4 cm)11 × 8 × 11 in (27.9 × 20.3 × 27.9 cm)

Dimensions

6 × 4.5 × 7.5 in (15.2 × 11.4 × 19.1 cm)

Construction

Material	Cast iron; powder coat

Use

Intended use	Residential, Commercial
Exercises	Customizable for various workout routines

Compliance

Recommended age	16+

Identifiers

Model	KB-4

Shipping & delivery

Method	Parcel
Delivery	Parcel to your door
Ships from the manufacturer in	1 business day
Time in transit	5-10 days

Warranty

We don’t have warranty terms listed for this product yet. Please contact us for more information.

Resources

We don’t have manuals or documents listed for this product yet. Please contact us for more information.

Return Policy

30-Day Return Policy

Return new, unopened and unused items in their original packaging within 30 days of delivery. A 10% restocking fee applies to all returns, and you pay return shipping. Refunds go to your original payment method.

You can cancel within 24 hours of placing your order.

Read the full Refund Policy

Muscle D Fitness Cast Kettlebell

$45.00 USD

Which is right for you?

PRx Competition Kettlebells: Published specs include a steel build, chip-resistant coating, and a 1.3 in (33 mm) handle diameter in 16, 24, and 32 kg weights
Synergee Perform Better Gravity Kettlebells: Cast iron with a chip- and rust-resistant coating and published weights from 2 kg (4.4 lb) up to 60 kg (132.0 lb)

	Muscle D Fitness Cast Kettlebell	PRx Competition Kettlebells
Price	Sale price From $23.00 USD Regular price ~~$25.00 USD~~	Sale price From $109.99 USD Regular price ~~$124.99 USD~~
Available in	Size: 4kg/9lb, 6kg/13lb, 8kg/18lb, 12kg/26lb, 16kg/35lb, 20kg/44lb, 24kg/53lb, 28kg/62lb, 32kg/70lb, 36kg/80lb, 40kg/88lb, 44kg/97lb, 48kg/106lb, 56kg/124lb, 68kg/150lbs, 80kg/176lb, 92kg/203lb	Size: 16kg, 24kg, 32kg
Capacity	Multiple variants catering to different fitness levels	16kg, 24kg, 32kg
Dimensions	Dimensions: 4kg/9lb: 5 × 4 × 7 in; 6kg/13lb: 5.5 × 4.25 × 7.25 in; 8kg/18lb: 6 ×…	8.25 in
Key spec	Material: Cast iron; powder coat	Material: Steel
Warranty	Not listed	Lifetime warranty

Questions buyers ask

What weights does the Muscle D Fitness Cast Kettlebell come in?

It comes in multiple weight variants catering to different fitness levels. Pick the variant that matches your current strength level, and add heavier variants as you progress.

Is this kettlebell okay for a commercial gym?

Yes. The Cast Kettlebell is rated for both residential and commercial use, so it fits home gyms and commercial facilities.

What exercises can I do with this kettlebell?

It is customizable for various workout routines rather than tied to a fixed program, so the exercises you do are up to your training plan.

What age is this kettlebell recommended for?

It is recommended for users ages 16 and older.

How long does shipping take?

Orders ship within 1 business day. Delivery is by parcel to your door, with transit running 5-10 days.

Is there a warranty on the Cast Kettlebell?

Contact us before you order and we'll confirm the current warranty coverage for model KB-4.

Shipping & Delivery

View full policy

1. Shipping & Tracking

As soon as your label prints, you’ll get a “Shipment on the way” email with tracking and a Bill of Lading (for freight). Follow the link to watch each scan in real time.
2. Delivery
- Small packages: arrive at your door with no signature required.
- Freight: the local terminal calls to book a curbside appointment. Be present to sign, inspect, and note any damage before the driver leaves.
3. Inspection, Support & Setup

Inspect every shipment before you sign for it and note any damage on the delivery receipt. If anything is missing or damaged, email photos and your order number to help@myfitnessoutlet.com within 48 hours of delivery, and we’ll work with the carrier and manufacturer on a replacement, repair or refund. If the item is returned, our standard return terms apply. Need it assembled? Assembly Services connects you with vetted local installers by ZIP code.