Delivery, customs and taxes
Know the landed cost before you order
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For UK customers, prices include VAT, customs and delivery unless checkout states otherwise. Outside the UK, shipping is shown at checkout and local customs and taxes remain your responsibility.
Lead times and urgent orders
Check timing before you commit
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Some products are made to order, imported or custom built. If timing matters, contact us before ordering and we will confirm the expected delivery timeframe.
Fitment checked before you order
Send the vehicle, engine and current setup if you want us to confirm the exact application before checkout.
Use your roof gutters for a practical BASE Rack installation
This ARB H1 gutter-mount kit supports a matching BASE Rack platform with four legs, giving you a roof-load arrangement built around suitable vehicle gutters. It is matched to platform 1770020, so you can choose the rack and mounting components together rather than adapt generic brackets.
SKU: XRR17900020
Support and protection at the gutters
Steel gutter runners help spread the load within the vehicle's roof gutters. Plastic sleeves protect the contact areas, while support plates match the BASE Rack extrusion. The kit uses ARB's traditional gutter-mount approach with an Integrit textured-black finish.
Gutter shape and roof clearance are part of the installation. H1 identifies the mount version; select it for a vehicle with compatible gutters and enough clearance for the rack arrangement.
Choose the matching platform
The BASE Rack 1545 x 1285mm platform, 1770020 is the matching separate platform. This listing is for the four-leg H1 mount kit, not the complete rack. Once the platform is fitted, its dovetail edges let you place matching accessories around the load.
Count the platform, leg kit and accessories as part of the roof load, then stay within the lowest applicable vehicle, rack and mounting limit. A larger platform does not remove the vehicle's roof restrictions.
Follow the installation instructions, check that the runners sit correctly and secure the load at suitable points. Regular fastener and contact-area checks help keep a gutter-mounted arrangement in good condition.
Technical specifications
Specification
Details
Manufacturer
ARB
Manufacturer part number
17900020
Mount version
H1
Leg count
Four
Mounting method
Compatible vehicle roof gutters
Matching platform
1770020; 1545 x 1285mm
Gutter runners
Steel with plastic sleeves
Rack support
Plates matched to BASE Rack extrusion
Finish
Integrit textured black
Platform supplied
Separate purchase
Load limit
Lowest applicable vehicle, rack and mount rating
Frequently asked questions
Which BASE Rack does it suit?
The kit is matched to the 1770020 platform, measuring 1545 x 1285mm.
Does it include the platform?
No. This is the H1 four-leg gutter-mount kit. The platform is separate.
Will it fit any vehicle with gutters?
Do not select by gutters alone. The gutter shape, leg version, roof clearance and installation limits must suit the vehicle.
What do the steel runners do?
They spread the load within the gutters, with plastic sleeves at the contact areas.
Can I add BASE Rack accessories?
Yes, to the matching fitted platform. See our roof rack accessories and choose the mounts suited to your equipment.
Delivery, customs and taxes
Know the landed cost before you order
For UK customers, prices include VAT, customs and delivery unless checkout states otherwise. For customers outside the UK, local customs and taxes remain your responsibility, and shipping is shown at checkout. If a shipping option is not available, email us and we will prepare a tailored quote.
Lead times and urgent orders
Check timing before you commit
Many of the products we sell are made to order, imported or custom built, so a lead time may apply. If you need a part urgently, contact us before ordering and we will confirm the expected delivery timeframe and process.
Fitment first
Universal product - confirm the application
Check dimensions, mounting points, clearance and any wiring or hose requirements against your setup before ordering.
Universal fit
Need help with this product?
Send us your vehicle, year, current setup and any fitting date, event, trip or deadline before ordering. We will help check fitment, product choice and timing.