Skip to product information
Pair of silver dumbbells with red and black straps on a white background
1/9

20kg Adjustable Dumbbell & Barbell Set

In stock

Select Your Set:

Weight Price Qty Add Subtotal
Default Title
Default Title Default Title
(4 x 2.5kg)+(4 x 1.25kg)
£183.99
£0.00

20kg Olympic Hex Trap Bar

Add strength and versatility to your workouts with the 20kg Olympic open trap...

View
Default Title
20kg Olympic Hex Trap Bar 20kg Olympic Trap Bar £189.99
£0.00
0 items 0.0kg £0.00
📊
Volume Rate: £0.00/kg
Add £500.00 more for FREE delivery

📊 Weight Guide

Weight Height Length Width Thickness
20 kg 155mm(Dumbbell) 420 mm 155mm  mm
20 kg 155mm(Barbell) 1050 mm 155 mm  mm
2.5 kg Plate 155mm Diameter  Connecting bar length  mm  21mm
1.25 kg Plate 125mm Diameter  400mm  mm  16mm
Zoomed image
30% off — Hex Dumbbell clearance
HexClearance30 = 30% saving

OFTEN BOUGHT WITH

40kg Adjustable Dumbbell
£439.99 £329.99
Assault Air Bike
£599.99 £399.99
Cast Iron Weight Plates
£6.65 £4.99
Pro Tip:

Build your complete home gym gradually - start with lighter weights for warm-ups and progressively add heavier pairs as your strength increases

UK Delivery (1-3 Days):

  • • Orders over £500: FREE Delivery by Using Discount Code 500FREESHIP
  • • Orders under £500: £4.99 per 30kg (calculated automatically)
  • • Orders placed before 2pm dispatched same day
180-Day Returns

Easy returns | Product refund guaranteed

Description

Experience the ultimate workout flexibility with our 20kg Steel adjustable dumbbell barbell set, expertly crafted for fitness enthusiasts seeking quality equipment without sacrificing space. This ingenious 2-in-1 system features premium solid cast iron plates (4 x 2.5kg and 4 x 1.25kg) that attach securely to anti-slip metal handles, providing the perfect balance of durability and performance.

The magic happens with the included barbell connector, transforming your separate dumbbells (42 x 2.5 x 2.5 cm) into a complete barbell (105 x 2.5 x 2.5 cm) within seconds. This versatility allows you to perform everything from isolated arm exercises to compound full-body movements without purchasing multiple pieces of equipment.

Whether you're a beginner establishing your fitness routine or an experienced lifter maintaining strength at home, this adjustable set grows with your journey. The textured metal handles ensure confident gripping even during the most challenging sets, while the cast iron construction provides the long-term durability and reliable performance you need to reach your goals.

FAQs (Frequently Asked Questions)

What is included in the Lift Sets 20kg Adjustable Dumbbell & Barbell Set?

This 2-in-1 set transforms from a pair of dumbbells into a full barbell, providing a complete home gym solution. It includes four 2.5kg and four 1.25kg solid cast iron weight plates, two anti-slip metal dumbbell handles, and a barbell connecting rod, all secured by spinlock collars.

How does a 2-in-1 dumbbell and barbell set work?

The set functions as two independent dumbbells for isolation exercises like curls and shoulder presses. By screwing the two dumbbell handles into the included barbell connector, it converts into a 105cm barbell in seconds, perfect for compound movements such as bench presses and squats, offering a versatile full-body workout.

Is a 20kg dumbbell and barbell set enough weight for building muscle?

For many beginners and those focused on toning, 20kg is an excellent starting point, allowing for progressive overload on a variety of exercises. While advanced lifters may eventually need more weight for heavy compound lifts, this set provides ample resistance for high-rep training, muscle endurance, and a wide range of isolation exercises.

What exercises can I do with a 20kg adjustable dumbbell and barbell set?

This versatile set supports a comprehensive full-body strength training programme. In dumbbell mode, you can perform bicep curls, tricep extensions, lateral raises, and lunges. Switch to barbell mode for bench presses, bent-over rows, squats, and deadlifts to target your chest, back, and legs.

Features

Key Features:

  • VERSATILE 2-IN-1 DESIGN – Quickly transform two dumbbells into a complete barbell using the included connector, offering endless exercise possibilities from bicep curls to squats and rows, all with a single, space-saving solution ideal for home gyms and dynamic training routines.

  • PREMIUM CAST IRON CONSTRUCTION – Built with 4 x and 4 x solid cast iron weight plates, providing the perfect balance of durability and performance that won’t wear down over time like rubber or vinyl-coated alternatives, ensuring long-lasting reliability for serious strength training.

  • SPACE-SAVING HOME GYM SOLUTION - Compact dimensions of 42 x x cm for dumbbells and 105 x x cm for assembled barbell, ideal for apartments, small home gyms, or any space where storage efficiency.

  • SECURE ANTI-SLIP METAL HANDLE - Engineered with a textured, ergonomic grip that remains comfortable during extended workouts while preventing dangerous slippage, even during intense training sessions.

  • PROGRESSIVE TRAINING SYSTEMAdjustable weight configuration allows beginners to start light and gradually increase resistance as strength improves, making this an investment that grows with your fitness journey and supports long-term progress across a variety of training styles.

Specifications

  • Dumbbell Dimensions: 42 cm length × 15.5 cm width × 15.5 cm height

  • Barbell Dimensions: 105 cm length × 15.5 cm width × 15.5 cm height

  • Weight Plates:

    • 2.5 kg Plate: 15.5 cm diameter × 2.1 cm thickness

    • 1.25 kg Plate: 12.5 cm diameter × 1.6 cm thickness

  • Material Composition: Steel and metal

  • Connecting Bar Size: 3 cm diameter × 40 cm length

  • Dumbbell Bar Size: 2.5 cm diameter × 35 cm length

Shipping & Returns

Updated: 20th Nov 2025

Delivery Commitment

We aim to provide fast, reliable, and fully tracked delivery across the United Kingdom. Every order placed on our website is shipped using a trusted tracked courier service to ensure peace of mind and timely updates.

Where We Deliver

We currently deliver to:

  • All mainland UK addresses

  • Northern Ireland

  • Scottish Highlands and Islands

  • UK offshore islands

We do not offer international shipping at this time.

Order Processing & Dispatch

  • Orders placed before 2:00 PM (Monday–Friday) are dispatched on the same working day.

  • Orders placed after 2:00 PM, or on weekends or UK bank holidays, are dispatched on the next working day.

Delivery Timeframe

Our courier typically delivers within:

1–3 working days after dispatch

This applies to all orders, regardless of size or weight.

Shipping Cost

Shipping charges are calculated at checkout based on the weight and dimensions of your order.
All orders are shipped using a tracked delivery service.

Order Tracking

Once your order has been dispatched, you will receive an email notification containing:

  • Your unique tracking number

  • A direct link to monitor your parcel’s progress in real time

Missing, Late, or Damaged Deliveries

If your parcel is delayed, missing, or arrives damaged:

  1. Photograph the parcel and any visible damage.

  2. Contact us within 48 hours of delivery.

  3. Keep all packaging until the issue is resolved.

Where appropriate, we will arrange a replacement or refund.

Address Changes

If you need to update your delivery address, contact us immediately.
Address changes can only be made before the order has been dispatched.

Contact Us

Business Name : LIFT SETS

Company Name : LIFT SETS LTD

Address : 116 Napier Street, St. Helens, England, WA10 2EW

Email : support@liftsets.co.uk

Mobile : +44 191 743 7100

Company Registration Number : 16883724

Customer Contact : Click Here to Contact Us

Hours: Mon - Fri: 9:00 AM - 5:00 PM  (GMT-LONDON TIME) (Live Chat and Email Support Available)

Related products

20kg Adjustable Dumbbell & Barbell Set

20kg Adjustable Dumbbell & Barbell Set

Default Title

Total: £183.99
20kg Adjustable Dumbbell & Barbell Set
Default Title £183.99

Select Options

20kg Adjustable Dumbbell & Barbell Set
20kg Adjustable Dumbbell & Barbell Set

Default Title

£183.99

Find Your Perfect Set
30 Second Quiz

Find Your Perfect Dumbbell Set

Answer 4 quick questions and we'll suggest the best set for your goals, experience, and budget.

1
Experience
2
Goals
3
Space
4
Budget
Question 1 of 4

What's your strength training experience?

Beginner
New to weights or less than 1 year
Intermediate
1-3 years training consistently
Advanced
3+ years of structured training
Question 2 of 4

What's your primary training goal?

Toning
Lean muscle, endurance
Muscle
Build size, hypertrophy
Strength
Maximum power
General
Overall fitness
Question 3 of 4

How much space do you have?

Minimal
Corner of a room, apartment
Moderate
Spare room, garage space
Plenty
Dedicated gym area
Question 4 of 4

What's your budget range?

£
Budget-Friendly
Under £150 – Getting started
Mid-Range
£150 - £400 – Solid investment
Premium
£400+ – Complete setup
Your Perfect Match

-

-

-
-
-
Free UK Delivery
on orders over £500 by
using Discount Code 500FREESHIP
Lifetime Warranty
180-Day Returns
Rack Included
View This Bundle
Finding your perfect match...