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Welcome to MST

Tracks, wear parts, buckets & repairs for the smallest mini excavator to the world’s largest mining machines.

MST is a market leader in the supply of earthmoving machinery, spare parts, service, and repair. With over 50 years in the industry, we offer our customers extensive knowledge and experience, ensuring the correct parts are supplied to match the machine’s application.

MST has workshops and sales engineers strategically located throughout the UK offering national coverage and support. As part of the ITR Group, we have access to the largest range of aftermarket spare parts in the world.

High quality. Superior performance. Unrivalled value.


MST prides itself on the service it provides and believes that service always comes first. Our comprehensive range of products help to keep machine downtime and the cost of repair to a minimum.

Now part of the worldwide group USCO, the world leader in earth-moving machine components, we have access to unrivaled stock levels. Supplying undercarriage, wear parts and rubber tracks, services, and repairs to keep our customers on the go.

High quality. Superior performance. Unrivalled value.


As part of the ITR World Group, MST is the largest undercarriage parts supplier and manufacturer in the UK, with the widest range and the largest stock of components to fit the smallest mini excavator to the largest mining machines. With over 50 years in the undercarriage business, our customer service is unrivalled when it comes to advising and supplying the correct choice of replacement parts to suit specific customer application and site conditions.

  • ITR® Track Chains
  • Complete Track Groups
  • Steel Track Shoes
  • Lower & Top Carrier Rollers
  • Idlers & Track Adjusters
  • Sprockets & Segments
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Buckets & Attachments

MST has an in-house bucket and attachment manufacturing division that trades through the brand HSM (Hi Spec manufacturing). HSM manufactures high quality buckets and excavator attachments designed to suit specific customer requirements and application.

All buckets and attachments are manufactured solely in the UK and are designed to work in some of the world’s toughest environments.

  • Excavator Buckets
  • Standard & Hi Tip Loader Buckets
  • Face Shovel Buckets
  • Mechanical Pulverisors
  • Grabs & Grapples
  • Ripper Attachments
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Rubber Tracks & Pads

MST holds large stocks of highly durable ITR rubber tracks manufactured from the highest quality rubber compounds to ensure maximum wear life and durability with performance guaranteed. Operating crawler machines can cause steel track damage to finished road surfaces so MST also offers a full range of rubber and polyurethane track pads to help avoid this damage.

Our tracks and pads are competitively priced and offer great value without compromising on quality.

  • ITR® Rubber Tracks
  • Skid Steer Tracks
  • Clip on street pads
  • Bolt on rubber pads
  • Chain on road liner pads
  • Polyurethane Pads
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Cast Wear Parts

MST offers the largest range of cast bucket wear parts in the UK, stocking parts to fit most attachment manufacturers in a range of styles and sizes. As the sole ESCO® dealer for the UK, MST can also offer the full range of ESCO® wear parts including the hammerless Ultralok® system and the mining Nemysis® system.

  • OEM Direct Replacement teeth
  • Weld and bolt on Adapters
  • ESCO® Wear Parts
  • Bolt on mini excavator teeth
  • Ripper Teeth & Shanks
  • Shrouds & Protectors
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Wear Blades

The UK’s largest stock of Esco Bucyrus through hardened wear blades to fit wheel loaders, bulldozers, graders and a range of other material handling equipment. Blades are supplied in a range of sizes either from stock or made to order.

  • Bolt on wear blades
  • Single Bevel Edges
  • Half Arrowhead section
  • Grader Blades
  • Heel Plates
  • Custom made Hardox® wear parts
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Repair Parts

As part of the ITR Worldwide group, MST can offer the World’s largest range of ITR repair parts with over 50,000 products within the range. ITR specialises in aftermarket spare parts for Caterpillar®, Komatsu®, Volvo®, Hitachi® and JCB® machines.

  • Engine Parts
  • Hydraulic Parts
  • Final Drives
  • Transmission Parts
  • Chassis Parts
  • Expander Pivot Pin Repair System
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Service really does come first with MST. Our range of services helps keep machine downtime to a minimum, without costing the earth.

Not only do MST supply new parts, we also offer a nationwide repair and fitting service. Whether it’s fitting of an undercarriage, repairing of a bucket or an on-site machine inspection, MST have an expert team on hand to facilitate your requirements.

Minimum hassle. Minimum cost. Maximum performance.

Bucket Reconditioning

MST offers a complete bucket reconditioning and repair service for all sizes and types of buckets for both excavators and loading shovels. The materials used in the bucket repairs either match or exceed the quality of the original bucket and MST guarantees a fast turnaround to avoid machine downtime.

  • Bucket Floor Repair
  • Hanger Alterations
  • Wear Part replacement
  • Line Boring
  • Hardfacing

Undercarriage Fitting & Repair Service

Reconditioning undercarriage parts for over 50 years brings with it an understated confidence. We pride ourselves in offering an unrivalled undercarriage repair service, ensuring parts are fitted or repaired in the most economical manner whilst keeping machine downtime to a minimum.

  • Complete Undercarriage Overhauls
  • Track Repairs
  • Track Component Reconditioning

Site Inspections

It’s not always easy to identify the exact parts or repairs required for a machine whilst on site. This can lead to the incorrect parts being supplied which can cause major costs due to loss of production and downtime.

To assist our customers, MST employ 7 external sales engineers based throughout the UK who visit machines, carry out inspections, take measurements and assess exact requirements before providing a quotation for the parts and service required.

Our Brands

Why have so many world-class component manufacturers chosen MST as their dedicated UK partner?

Perhaps it’s our 50-year proven capability. Maybe it’s our reputation of working at pace to respond to our customers’ needs in all matters earthmoving machinery. Perhaps it’s simply because we’re seen as the first port of call for machinery spare parts for an ever-burgeoning UK market.

What do these long-standing brand partnerships mean for our customers?

  • Direct access to the world’s largest stock.
  • Cutting out the ‘middle man’
  • The most competitive rates
  • The shortest lead times
  • Latest in-depth knowledge of products now and next
  • Access to the wider expertise of a global powerhouse.


ITR is the worldwide recognised brand of the USCO SPA Group that manufactures and distributes an extensive range of undercarriage, ground engaging tools, and repair parts for construction earthmoving machines.

USCO currently employs approximately 1,600 employees across six manufacturing centres and 40 distribution and service centres, in continents including North America, Europe and Asia.

MST is the 100% owned distribution centre for USCO ITR in the UK.


ESCO provide wear solutions for mining, infrastructure development and other challenging industrial wear applications.

ESCO products include Ground Engaging Tools (GET), highly-engineered lip and tooth systems for hydraulic machines, buckets, truck bodies, underground mining drums, crusher parts, scrap recycling hammers and dragline rigging.

MST is the UK sole authorised distributor of ESCO wear parts.

Hardox Wearparts

Hardox Wearparts is a worldwide network of wear service centres supported by SSAB Swedish Steel.

It provides wear parts and wear solutions that keep industries up and running with optimised productivity and service life.

MST is an approved Hardox wear parts centre.

Bucyrus Blades

Bucyrus Blades, an ESCO company, provides a full range of blade products for construction, road maintenance, snow removal and mining industries.

Its blade products are precision-manufactured to ensure consistent fitment to any machine and field-proven for excellent performance.

MST is an approved Bucyrus Blades wear parts centre.

HSM Buckets

MST’s in-house manufacturing division, HSM (Hi Spec Manufacturing) provides first class British manufacturing solutions to create innovative and bespoke construction, mining and quarrying buckets and attachments, designed to meet specific customer requirements.

Striving to continuously improve and provide the best-in class service, HSM’s buckets have been proven to perform in some of the World’s toughest wear applications.

Expander System

Pivot join wear is a common problem with all machinery. Repairs involve a costly, time-consuming line boring process with significant downtime and must be repeated several times over a machine’s life.

With the Expander System, the repair can be carried out directly in the worn mountings without welding and line boring – a permanent solution to lug wear.


It goes without saying that the toughest environments demand the toughest of machinery. Whether it’s extensive land drainage, waste disposal or large-scale construction and mining, MST offers hard-wearing parts bespoke to the needs of each industry or application.

Our in-depth understanding of and advice on machine performance gives you the upmost confidence that your parts selection is right for the job at hand.

Construction & Earth Works

MST’s components are used throughout the Construction and Earthworks industries on bulldozers, excavators, piling machinery, tracked crawler cranes, pavers and tracked conveyors. MST’s knowledge on spare parts is unrivalled in the industry and allows the correct part to be identified, no matter how obscure the machine make and model.

Quarrying & Mining

MST is a key supplier to most of the major quarry operators in the UK and has proven capability in working in the toughest of quarry surroundings. All our site personnel are Avetta accredited, hold quarry passports and are well trained to ensure the correct health and safety conditions are maintained at all times.

Demolition & Recycling

As a proud member of the National Federation of Demolition Contractors (NFDC), MST is an approved supplier to the Demolition industry. We draw upon our 50 years of experience to offer a tailor-made solution for spares and repairs for demolition attachments and machinery.

Rail & Infrastructure

MST is an approved supplier to many HS2 Rail contractors and ensures the parts supplied comply with the current industry regulations for use on the rail network.

Farming & Agriculture

Farmers and agricultural companies use a variety of machinery for their operations including tracked harvesters, excavators and telehandlers. MST can supply parts and service to ensure these essential machines are operating and to minimise downtime for the Farming industry.

Forestry & Landscaping

MST has a strong reputation as a key supplier to the UK’s Forestry industry, working with many Forestry contractors, saw mills and timber merchants across the UK. This specialist industry requires specialist wear products to match, which MST can easily facilitate.

About us

MST is the UK leader in the supply and manufacture of earthmoving machinery, spare parts, service and repair market.

With over 50 years’ experience in the industry, our workshops and sales engineers are strategically located offering national coverage and support throughout the UK.

Our 5 pillar approach:

1. Quality products
Our unique product range including parts from ITR and our key partner brands, offers outstanding quality and reliability, which guarantees superior performance.

2. Service and repair
We offer nationwide coverage, helping to get machinery back on track with minimum downtime and cost guaranteed. First time. Every time.

3. The right teams
We recognise that exceptional customer service should be embedded in everything we do and comes from recruiting and nurturing the most skilled and expert individuals on the ground, across the UK.

4. Bigger together
We provide direct access to our extensive and innovative product range, the world’s largest stock, as well as guaranteeing the most competitive rates, the shortest lead times and the latest in-depth product innovation.

5. Keeping you on track
You can be assured of maximum value and wear life, minimum downtime and with the added peace of mind that you’re dealing with the worldwide market leader.

MST is proud to be part of the worldwide ITR family working with you across the UK

Undisputedly the global giant and world market leader in the manufacture of undercarriage, GET and repair parts.

We are committed to helping our customers deliver.

Bigger. Better. Bolder.