Why buy your bike from Sigma Sports?
Don't hesitate to reach out to us. It's our goal to answer all of your questions and offer the best advice from our experts. We’ll be happy to answer any questions you may have. Contact us now or visit us in-store.
Save up to 47% with any one of our 11 Cycle to Work partners, and get the health benefits of a new bike in exchange for tax free salary sacrifice. To find out more about our various partners and how to apply click here.
Choose between Free Bike Delivery - to your home or place of work - or our new Premium Bike Delivery Service £99.99 and have your bike delivered "ready to ride" and set up to your measurements with seatpost and pedals adjusted on arrival by a qualified bike mechanic. Either way, our Customer Care team will be in touch to arrange a delivery date to suit you.
We've partnered with Laka to offer you 30 days free bike Insurance on your new bike purchase over £400. Click here for more info and find out how to claim.
Trek Precaliber 20 7-Speed Kids Bike
Perfect for Your Little Explorer: If you're passionate about outdoor biking adventures and wish to share the thrill with your young explorer, the Precaliber 20 7-Speed is an ideal choice. This high-quality kids' bike is designed to be comfortable, durable, and above all, incredibly fun for your little shredder.
Top Features: Enjoy a strong yet lightweight aluminum frame for your child's comfort. The simple 7-speed drivetrain is kid-friendly for easy handling. A front suspension fork ensures a smooth ride, even on bumpy roads and trails. Convenient extras include a kickstand, rear rack mounts, and a saddle with an integrated handle, which can be swapped for an integrated rear light mount.
Adventure-Ready: Embrace the spirit of adventure with Precaliber's rugged design, perfect for young explorers. Your child may imagine climbing treacherous mountains or escaping fearsome beasts, but with high-quality components and construction, you can always be confident in their safety.
Why You'll Love It: The intuitive twist shift simplifies gear changes for kids as they tackle different terrains. Easily switch the saddle's integrated handle for an integrated light mount, enhancing visibility on family outings and solo rides. This bike is built to last, making it a perfect hand-me-down for younger siblings while maintaining a like-new feel. Like all Precaliber bikes, the lower frame design makes it easy for kids to mount and dismount.
The Precaliber 20 7-Speed: A versatile kids' bike designed for young adventurers. Features a lightweight frame and quality components including a front suspension fork, 7-speed gearing, and perfectly sized hand brakes. Suitable for children aged 6-8, ranging from 129.5 - 149.8 cm (45-52˝) in height.
Technical Specification
| Frame | Alpha Silver Aluminium, 20" kids' frame size |
| Fork | Kids' suspension, threadless steerer, 35 mm travel |
| Max compatible fork travel | 50mm |
| Hub front | Steel, 100 mm bolt-on |
| Hub rear | Steel, 26T |
| Rim | Alloy 20", 32-hole, Schrader valve |
| Tyre | Bontrager XR1, wire bead, 27 tpi, 20x2.25" |
| Max tyre size | 20x2.25" |
| Shifter | Shimano Tourney RS45, 7-speed twist |
| Rear derailleur | Shimano Tourney TY300 |
| Crank | ProWheel alloy, 32T steel ring w/double guard, 127 mm length |
| Bottom bracket | Square taper, 68 mm, sealed cartridge |
| Cassette | SunRun freewheel, 14-28, 7-speed |
| Chain | KMC Z7, 7-speed |
| Pedal | Kids' Satellite, 9/16 thread |
| Max. chainring size | 1x |
| Saddle | Kids' padded, integrated seat post, with handle |
| Handlebar | Kids' steel, 25.4 mm clamp, 40 mm rise, 560 mm width |
| Grips | Kids' grip, 130 mm width |
| Stem | Bontrager Approved alloy, 25.4 mm clamp, 15-degree rise, 60 mm |
| Headset | Adjustable ball bearing, threadless |
| Brake | Alloy linear-pull |
| Brake lever | Kids', alloy |
| Kickstand | Kickstand |
| Weight | 10.71 kg / 23.62 lbs |
| Weight limit | This bike has a maximum total weight limit (combined weight of bicycle, rider, and cargo) of 36 kg (80 lb). |
Built, Checked, Tuned and Tested
All our bikes are fully built, checked, tuned and tested by our Cytech qualified mechanics and then securely packaged, ready for delivery. All you have to do is add the pedals (if included), attach the handlebars to the stem and tighten them following the included detailed instructions or by watching our video and using the provided FREE tools. Visit our Bike Assembly page to see how you assemble your new bike once you receive it.
All bikes collected from our shop, are built, tested and ready to ride.
Please note, occasionally, manufacturers may change the specification without notice. Bicycles do not come with pedals unless otherwise specified. Bikes ordered for delivery will not arrive with the pedals installed, please refer to the owners manual and pedal installation guides provided for guidance. We do not install accessories to bikes, including mudguards. Bikes ordered for delivery that have tubeless compatible tyres and rims will arrive with inner tubes installed or with tubeless valves installed, this will be brand dependent. Sealant is available to be purchased separately.
If you require any assistance please contact our Customer Care team.
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