Gun & Hose

MTM MSG28 Gun & Lance Upgrade Kit | Short Pressure Washer Gun

Italian-made MTM SG28 short gun with a brass live swivel, 500mm bent stainless lance, Tecomec nozzle set and quick connects.

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In stockDispatched today if ordered by 2pm
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SKU 28SGK-KLNot sure? Ask us ›

About MTM MSG28 Gun & Lance Upgrade Kit

The MSG28 Kit transforms your pressure washer setup with Italian made precision, full brass durability and a short gun/lance combo that just feels right in the hand.

The MTM MSG28 Gun & Lance Upgrade Kit is a serious step up from your stock setup, made in Italy with premium brass internals and designed from the ground up to make washing more efficient, more comfortable and far more durable.

At the heart of the kit is the SG28 short trigger gun, a compact and ergonomic unit rated up to 4,060 PSI and 160°C, giving you plenty of overhead for both domestic and pro level pressure washers. Unlike OEM short guns that feel clunky and exhaust your wrist fast, the SG28’s angled grip, easy hold trigger and lightweight construction mean you can wash longer with less fatigue.

This kit also includes a 15° bent stainless lance, helping you get into lower sills, wheel arches, or rooflines without awkward body angles. That small curve up front makes a huge difference in comfort, while the solid stainless build handles constant real world abuse.

Every connection is threaded, sealed and built to last with 3/8” threading on the inlet, and 1/4” QC on the outlet. It’s the perfect starting point for a foam cannon setup or to upgrade into a modular quick connect system.

Built for anyone who values solid gear and smoother workflow, the MSG28 is a no joke upgrade you’ll feel immediately, from trigger pull to control to finished results.

Specifications

MTM SG28 Swivel Short Gun: Italian-made short gun with a shockproof reinforced plastic body and integrated brass live swivel.

  • Max Pressure: 4,060 PSI (280 bar)
  • Max Flow: 12 GPM (45.4 L/min)
  • Inlet: 3/8” Female BSP with Brass live swivel
  • Outlet: 1/4” Female BSP (requires quick connect for foam cannons or lances)
  • Internals: Full brass construction
  • Trigger: MTM Easy-Hold Trigger System
  • Body Style: Short gun (compact stubby form)
  • Temperature Rating: 160°C / 320°F max
  • Weight: Approx. 500g
  • Made In: Italy

MTM 500mm Bent Lance

  • Material: Stainless Steel
  • Connection: 1/4" Quick Connect (both ends)
  • Length: 500mm
  • Grip: Ventilated, heat dissipating design
  • Max Pressure: 4100 PSI
  • Max Temperature: 149°C (300°F)
What’s Included

MTM SG28 Swivel Short Gun - Premium Italian made short trigger gun featuring MTM’s Easy Hold trigger, a shockproof reinforced plastic body and an integrated brass live swivel for improved comfort and durability.

MTM 500mm Bent Lance - Premium bent pressure washer lance designed for improved comfort, reach and cleaning angles.

Tecomec Nozzle Set (40°, 25° & 15°, fan spray tip)

Quick Connect Fittings - Allows fast and easy swapping between foam cannons, nozzles and accessories.

Assembly Directions
  1. Ensure your pressure washer hose has a G3/8” female end, this connects to the rear thread of the SG28 gun.
  2. If using quick-connects, insert your 1/4” male plug from accessories (e.g. foam cannon or lance) into the front of the SG28’s built-in quick-connect coupler.
  3. Attach the included bent lance by simply inserting it into the quick connect coupler at the front of the gun until it clicks into place.
  4. Always check for leaks and ensure fittings are tightened securely before operation.
Compatibility
If you are looking to connect this gun to your pressure washer, we have made this easy with branded short gun fitting kits, containing all necessary adaptors + waterproofing tape. Simply browse the table below and choose the relevant fitting kit from the drop down menu before purchasing. Upon clicking the link, you'll find detailed model information to make sure you have selected the right one. If you are struggling to figure out which one is best for you, just get in contact with us and we can sort you out!
Suitable Brands Short Gun Fitting Kit / Adaptor
Karcher K Karcher K Short Gun Fitting Kit
Karcher HD Karcher HD Short Gun Fitting Kit
Ryobi, Ozito, Typhoon, Ferrex Ryobi / Ozito Short Gun Fitting Kit
Bosch AQT, Kinchrome, ARBlue Bosch AQT / ARBlue / Michelin Short Gun Fitting Kit
Gerni, Nilfisk, Stihl, Husqvarna, AVA, Kinchrome, ToolPRO Gerni / Stihl / Nilfisk Short Gun Fitting Kit
Lavor / Lavorwash Lavor / Lavorwash Short Gun Fitting Kit
Honda, Full Boar, Dewalt, Spitwater, Makita, BAR, Kranzle, Jetwave 3/8" QC To M22 14mm Short Gun Fitting Kit
Shipping & returns

Free shipping over $150 (excludes Dangerous Goods and Bulky Items). Dispatched same day for orders before 2pm. 30-day returns on unopened products. Learn more ›

What's in the kit

3 products

5.0 ★★★★★31 reviews

Read all reviews ›
★★★★★
Best pressure washer upgrade

Recently upgraded with this short gun and must say its a game changer, really light weight and makes cleaning the car so much easier. Just make sur...

Tommy · Verified Buyer
★★★★★
Excellent

Finally went for the upgrade to my Karcher washer. The lance was top much of a handful but this is just easy to use. Way more effective than the he...

Muditha S. · Verified Buyer
★★★★★
Quality Products

Great quality products at Wax it. I had to get something replaced and their customer service was top notch. Their click and collect process is qui...

Tristan D. · Verified Buyer
30
five-star reviews
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4060 PSI Rated Performance

4060 PSI Rated Performance

With a working pressure rating of 4,060 PSI and max temp of 160°C, the SG28 is built to withstand serious use across both electric and petrol machines. No inflated specs, just proven reliability.

Compact Short Gun for Precision

Compact Short Gun for Precision

The SG28’s short profile means tighter control around trims, wheels, lower panels and engine bays. It’s the preferred format for detailing pros who want agility without the bulk of a full lance setup.

Ergonomic Design Reduces Fatigue

Ergonomic Design Reduces Fatigue

From the angled body to the light trigger pull, every part of this gun is designed to feel good in your hand. You’ll find yourself washing faster and more comfortably, no wrist strain or trigger bite.

Bent Stainless Lance Included

Bent Stainless Lance Included

The included 15° stainless steel lance gives you extra reach without awkward hand angles. Ideal for under sills, guards, and hard to reach spots, it’s one of those “once you’ve used it, you can’t go back” upgrades.

Threaded Connections, No Guesswork

Threaded Connections, No Guesswork

This isn’t a generic quick connect slapped together. The MSG28 comes with properly machined, threaded 3/8”M and 1/4” QC fittings for smooth integration and leak free use.

In action

MTM MSG28 Gun & Lance Upgrade Kit, in action

MTM Hydro SG28 Easy Hold Spray GunVideo
Italian Built with Brass Internals
Italian Built with Brass Internals

The MSG28 kit is crafted in Italy using full brass internals a massive jump in build quality over stock or generic fittings.

Frequently Asked Questions

Here are some of the most common questions we get about the MSG28 covering upgrades, compatibility, and how it stacks up against other models.

Why should I upgrade my stock gun?

Most stock pressure washer guns are built with flimsy bodies, stiff triggers and overall low durability. The MSG28 replaces all that with a shockproof reinforced Italian build, a compact ergonomic design, and real performance. You get smoother control, less fatigue and a gun that feels solid in the hand. If you're using your washer frequently, it's a night and day upgrade.

What's the difference between the SG28 and SG35?

The SG35 is a step up from the SG28 in terms of ergonomics, trigger feel, and material refinement. It includes a smoother actuation trigger, optional integrated swivel and is generally considered a more premium offering, ideal for pros or those chasing the best feel. The SG28 still delivers solid performance and brass internals, but at a lower price point. Compare the two with the MTM SG35 Swivel Short Gun.

What pressure washers is this compatible with?

As long as your pressure washer hose ends in a 3/8” female QC fitting, you’re good to go. That covers most aftermarket or pro level hoses. If you’re running a Karcher, Gerni, Bosch or other consumer unit, you’ll likely need an adapter and we stock a full range of Pressure Washer Fittings & Adaptors to make it work.

Can I use this with a foam cannon?

Absolutely. The SG28 includes a built in 1/4” quick connect coupler at the front so your foam cannon plugs straight in. It’s a more stable, secure fit than the wobbly bayonet setups most stock systems use. Just make sure your cannon is fitted with a 1/4” QC plug and you're ready to go.

Reviews

5.0
Rated 5.0 out of 5 stars
Based on 31 reviews
Total 5 star reviews: 30 Total 4 star reviews: 1 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
Customers Talked About
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31 reviews
  • T
    Tommy
    Verified Buyer
    Reviewing
    MTM SG28 Swivel Short Gun
    I recommend this product
    Rated 5 out of 5 stars
    5 months ago
    Best pressure washer upgrade

    Recently upgraded with this short gun and must say its a game changer, really light weight and makes cleaning the car so much easier. Just make sure you use the right attachment for your hose and pressure washer.

  • MS
    Muditha S.
    Verified Buyer
    Reviewing
    MTM SG28 Swivel Short Gun
    I recommend this product
    Rated 5 out of 5 stars
    1 year ago
    Excellent

    Finally went for the upgrade to my Karcher washer. The lance was top much of a handful but this is just easy to use. Way more effective than the heavy lance which is too big to hold and use for a longer duration. This is must have if you want to upgrade your existing pressure washer

  • TD
    Tristan D.
    Verified Buyer
    Reviewing
    MTM MSG28 Gun & Lance Upgrade Kit | Short Pressure Washer Gun
    I recommend this product
    Rated 5 out of 5 stars
    3 days ago
    Quality Products

    Great quality products at Wax it. I had to get something replaced and their customer service was top notch. Their click and collect process is quick and easy. Items are ready in a few hours.

    WC Profile picture for Waxit Car Care
    Waxit Car Care
    4 minutes ago

    Stoked to hear you're happy with our quality products and that our customer service team could sort out the replacement for you so smoothly. Love that our click and collect service is working well - we really do try to get orders ready as quickly as possible.

    Thanks for taking the time to leave such a positive review mate!

  • KL
    Kevin L.
    Verified Buyer
    Reviewing
    MTM MSG28 Gun & Lance Upgrade Kit | Short Pressure Washer Gun
    I recommend this product
    Rated 5 out of 5 stars
    8 months ago
    Great upgrade kit

    A great upgrade kit. The trigger is so easy and light weight to pull. The lance is good quality with no leaks, feel quality all round. Light years ahead of OEM that came with my pressure washer. I can recommend this kit and the pricing was reasonable and affordable. I like Waxit products.

  • JE
    Juan Ernesto Ruiz A.
    Verified Buyer
    Reviewing
    MTM MSG28 Gun & Lance Upgrade Kit | Short Pressure Washer Gun
    I recommend this product
    Rated 5 out of 5 stars
    9 months ago
    Good quality and easy to connect the

    Very good quality, easy to connect to the lance and different outlets. Definite it was worthwhile. Used mainly for full car detailing. I have the Gerni 7000 and with this gun and lance upgrade the washing is effective and quick.

  • NH
    Nathan H.
    Verified Buyer
    Reviewing
    MTM SG28 Swivel Short Gun
    I recommend this product
    Rated 5 out of 5 stars
    1 year ago
    Brilliant upgrade.

    Great quality and really light trigger pull. Fantastic upgrade.