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Garmin Colorado 300 Accessories

Garmin accessories for the Garmin Colorad 300 handheld GPS range. All of the Colorado 300 accessories available to purchase from ActiveGPS are genuine Garmin parts. All of the accessories marked as 'in stock' are available today for standard, next day and Saturday delivery options (subject to the time/day the order is placed).

Click the 'More Details' link below for each accessory to read more about it.

Want a Garmin Colorado 300 map or map update too? See Garmin Colorado 300 maps to find the right one.

Store and protect your Garmin Colorado 300 when you are not using it with this hard-shell carrying case. The case features a carabiner clip on the outside and a further clip inside to ensure your Colorado 300 is safely stored. More Details

Garmin Colorado 300 Hard Carrying Case - £20.99

Want to protect and safely store your Garmin Colorado 300 when you're not using it? Then you need to buy this genuine Garmin Colorado 300 soft carrying case. More Details

Garmin Colorado 300 Soft Carrying Case - £9.99

Keep your Garmin Colorado 300 safe, while within easy reach with this retractable lanyard. The retractable lanyard provides up to 28-inch (71cm) extension. Meaning you can easily view the Colorado's screen, while the lanyard is still attached to your person or other fixed point. More Details

Garmin Colorado 300 Retractable Lanyard - £19.99

Free up your hands, while keeping your Garmin Colorado 300 within easy reach with this belt clip. A strong clip then keeps the mount and your Colorado 300 in place on your belt. More Details

Garmin Colorado 300 Swivel Belt Clip - £4.99

Attach your Garmin Colorado 300 on any secure hook, loop or carabiner clip you might have about your person using this genuine accessory. More Details

Garmin Colorado 300 Carabiner Clip - £9.99

Using this versatile mount you can attach and fix your Garmin Colorado 300 exactly where you need it, e.g. bike handlebar. The handlebar mount attaches securely to tubular bars of up to 1-inch using the four supplied ties, and can be mounted both horizontally or vertically. More Details

Garmin Colorado 300 Handlebar Mount - £9.99

Mount, charge and power your Garmin Colorado 300 with this genuine Garmin vehicle mount kit. The kit includes a suction cup mount together with an adhesive disk, so you can mount either on your vehicles windscreen or dashboard. The kit also includes a vehicle power cable so you can power your Colorado 300. More Details

Garmin Colorado 300 Vehicle Mount Kit - £36.99

Vehicle cigarette lighter adaptor for your Garmin Colorado 300 navigation system. Ensures you always have enough power to guide you through your journey when using in-vehicle. More Details

Garmin Colorado 300 Vehicle Power Cable - £18.99

Hardwire your Garmin Colorado 300 to an electronic device to transfer speed and position data. You can also use the serial data/power cable to power your Garmin Colorado 300. Input voltage range for this cable is 8V - 36V. More Details

Garmin Colorado 300 Power/NMEA Data Cable - £36.99

Mount your Garmin Colorado 300 to any flat surface with this adjustable mount. Attaches to any flat surface for optimal viewing. Please note: Attaching screws not included. More Details

Garmin Colorado 300 Adjustable Handheld Mount - £22.99

When paired with the Garmin Colorado 300 the heart rate monitor enables you to monitor your heart rate whilst you are training, working out or doing any sporting activity such as cycling, skiing, running, etc. More Details

Garmin Colorado 300 Heart Rate Monitor - £44.99

The premium heart rate monitor provides exactly the same heart rate information as the standard heart rate monitor (above). The difference is that the strap on the premium version is made from an even softer material, making it more comfortable to wear. More Details

Garmin Colorado 300 Soft Strap Premium Heart Rate Monitor - £49.99

Need new maps, extra Points of Interest (POI), transfer waypoints, or the latest software updates? This spare USB cable connects your Garmin Colorado 300 directly to the computer for updates, maps, etc. More Details

Garmin Colorado 300 Mini USB Cable - £6.59

Take to the roads and trails with your Garmin GPS device, bike and this Garmin branded cyclists water bottle. Ready to provide you with the water or other drink you need for your outdoor cycling pursuits. Please note: The colour of the cyclists water bottle is now all black with Garmin logo in white. More Details

Garmin Branded Cyclists Water Bottle - £3.99

Never let your hot drink go cold quickly again with this Garmin branded thermal mug. Featuring an easy grip plastic handle, the Garmin mug has a lid, which can be removed completely for either easy filling or drinking. Please note: The colour of the thermal mug is now black with metal trim to base and top. More Details

Garmin Branded Thermal Mug - £7.49

Monitor your pedaling cadence as you ride with this self-calibrating, wireless speed/cadence sensor. The Garmin Colorado 300 Speed/Cadence Bike Sensor (GSC 10) measures and reports your pedaling strokes per minute, providing feedback for optimal performance. More Details

Garmin Colorado 300 Speed/Cadence Bike Sensor (GSC 10)

Why buy from us?

We are official Internet Retailers of Garmin products and we sell genuine Garmin accessories and maps. We purchase from the Garmin UK distributor. We do not buy on the grey market and we do not sell counterfeit products. You can rest assured that by purchasing from ActiveGPS you will receive the full support of Garmin.

Page last updated: 17th August 2017


We offer UK, Europe and Worldwide deliveries. We despatch orders at 5.30pm on Monday, Tuesday, Wednesday, Thursday and Friday. We need to receive your order on those days by 4.30pm. When possible we may despatch orders received after that time. No orders are despatched after 5.30pm and no orders are despatched on Saturday or Sunday.

We offer economy and premium delivery. Click here for further info. All options also appear at the basket pages.

Telephone Number:

01733 777623

Monday to Friday 9:30am to 5:00pm (UK Time)

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