SKU: 58632943865

ByK E-620 x 9

Sale price$391.05 Regular price$434.50
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  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 19 - Jul 24

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Description

ByK E-620 x 9The ultimate urban bike for adventurous big kids 620x9 Age: 10 14 years Height: 142. 5 170 cms Ability Level: Expected to know how to ride and is comfortable with major bicycle skills. Innovative and lightweight with every detail precisely sized for this step up bike. The Shimano 9 speed gearing is exceptional, with full cassette and twin hole cranks make distance riding easier than ever. Our unique ergonomic riding position and geometry, along with

The ultimate urban bike for adventurous big kids

620x9 | Age: 10 - 14 years | Height: 142.5 - 170 cms

Ability Level: Expected to know how to ride and is comfortable with major bicycle skills.

Innovative and lightweight with every detail precisely sized for this step up bike.

The Shimano 9 speed gearing is exceptional, with full cassette and twin hole cranks make distance riding easier than ever.

Our unique ergonomic riding position and geometry, along with premium components is unprecedented for a bike of this size. Just 12kg.

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MINIMUM SEAT HEIGHT: 71cm
FRAME : Butted Alloy Frame, Low Gravity Concept Design, CRM Forks
GEARS: Shimano Rapidfire 9 Speed Trigger Shifter Gears
WHEELS: Dynamic Advantage Tall Alloy Wheels, Reinforced 36 Hole
Tyres: Low-Profile, Low-Resistance Design with Tough Tubes
Brakes: Alloy Tektro Front & Rear Calibrated V brakes
Brake Levers: Alloy Tektro Custom Sized Levers
Saddle: Adjustable, Comfort Midi+ Deluxe
Handlebars: Custom Width Low Rise V-Bars
Safety Reflectors: Included
Bells: Included
Kickstand: Included

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AGE: 10 - 14 YEARS | HEIGHT: 142.5 - 170 CMS

Bike Weight: 12 kgs

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ByK Bikes want to make sure you love your ByK as much as they love making them, so they will do everything in our power to make sure you are a happy ByK customer. If you’re experiencing an issue with your ByK, we want to assist you in resolving that issue. Please contact us first to ask if we can fix the issue. If not, we'll help you with the warranty process, if the issue is outside of normal 'wear and tear.'

Please note that the warranty applies only to the original owner of the product and proof of purchase must be shown at time of warranty enquiry. If your purchased item is not as described or faulty upon receipt of purchase, ByK will happily refund or exchange your purchase.

More information can be found on the Byk Australia website here.

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Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 58632943865

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4.9 ★★★★★
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Verified Purchase
lovecolor1
Belleville, US
★★★★★ 5
My favorite
Size: Medium, Color: Opal Blue/White/Cruise Blue (3-pairs)
My favorite socks, too bad under armour discontinued the cotton blend fabric and went to 100% polyester 😠
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 16, 2026
N
Verified Purchase
Natalie Williams
Birmingham, US
★★★★★ 5
Comfortable
Size: 6-10, Color: Halo Gray/Assorted
These are my favorite socks!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 22, 2025
M
Verified Purchase
Maranda
Phoenix, US
★★★★★ 5
Great fit
Size: Medium, Color: White
Perfect fit and they don't slide off the back of your ankle.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 16, 2026
J
Verified Purchase
Jessica Burdett
Charlottesville, US
★★★★★ 5
Best socks!
Size: Medium, Color: Blue
I love these socks! They last for years and they fit so nicely on my feet. I love that I can wear the in tennis shoes or wool boots and they never move!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 21, 2025
J
Verified Purchase
john jeffrey elliott
Chelsea, US
★★★★★ 1
TOO SMALL
Size: Medium, Color: Blue
Nice socks, but they are way too small. Says they fit size 6 - 10. I kept 3 ( I wear size 8) and gave 3 to my daughter (size 8.5). We both agreed that they were just too small.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 12, 2026

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