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KMC X12 12-Speed Bicycle Chain, 126 Links, Silver & Black

KMC X12 12-Speed Bicycle Chain, 126 Links, Silver & Black

The KMC X12 is a high-performance 12-speed bicycle chain designed for modern drivetrains. Its construction focuses on delivering reliable power transfer and precise gear changes across a wide range of riding conditions, from road cycling to mountain biking. The chain's engineering aims to balance durability with smooth operation, making it a key component for cyclists seeking consistent performance. Key features include the Non-Directional design, which allows for maximum compatibility with various drivetrain setups and simplifies installation. The X-Bridge system on the outer plates is configured with precisely articulated angles, promoting quicker and smoother gear shifting while reducing noise during rides. This design also contributes to the chain's long-lasting durability by optimising plate engagement with sprockets and chainrings. The chain is finished in a silver and black colour scheme, with 126 links providing a standard length suitable for most bicycle configurations. This chain is best suited for cyclists who require a reliable 12-speed chain for regular use, whether for commuting, fitness riding, or more demanding off-road applications. Its compatibility-focused design makes it a practical choice for those who may switch components or maintain multiple bikes. The emphasis on smooth shifting and reduced noise enhances riding comfort, while the durable construction offers good value for frequent riders. It fits seamlessly into maintenance routines as a straightforward replacement or upgrade component.
Brand:KMC
Compare prices from £18.80 to £24.90
Save £6.10 (24%)
4715575897486
Black/Light Grey
2 retailers
Sigma Sports Best price
£18.80 *
In Stock Free delivery over £60.00 30 days returns Click & collect
Retailer information

We checked this product from this store on 11 Feb 2026 at 13:08.

Delivery

Free over
£60.00
Restrictions
Not available to some remote UK postcodes: AB, BT, DD, DG, EN, HS, IM, IV, KW, LD, PA, PH, SY17, SY18, SY19, SY20, SY23, SY24, SY25 & ZE. BFPO orders have size limits: max 45cm L x 35cm W x 16cm D, 2kg.
Couriers
Royal Mail, DPD, DHL

Returns & refunds

Return window
30 days
Methods
Post using returns label or direct to warehouse.
Return cost
£3.50
Refund
8-10 working days
Policy
Returns within 30 days, items must be unused and in original condition with tags attached.

Collection & in-store

Click & collect
Available
Locations
Stores at Hampton Wick and Oakham.
Availability
In store & online

Payment & finance

Methods
Visa, Mastercard, PayPal, Amazon Pay, Apple Pay
Interest-free
up to 48 months

Support

Contact
Phone: 0333 006 8833, email via contact form, live chat, WhatsApp.
Self-service
Online account for invoices, track orders, submit returns.

Other

Installation
Premier Bike Delivery with mechanic handover for doorstep setup.
Gift options
eGift vouchers available, valid for 24 months.
Rating
5/5 from 90% of customers on TrustPilot
Sustainability
Paperless invoicing to reduce paper use.
Open retailer
Start Fitness
£24.90 *
In Stock Next day delivery 30 days returns Pay later: Yes
Retailer information

We checked this product from this store on 19 Feb 2026 at 05:18.

Delivery

Time
Next day delivery

Returns & refunds

Return window
30 days
Methods
Post using DPD or Royal Mail, in-store drop-off at Newcastle store
Refund
Usually a few days, up to 10 working days during peak periods
Policy
Return within 30 days of receipt for refund or exchange. Items must be unused, unmarked, with original packaging and tags. Exclusions apply for hygienic items like underwear and swimwear.

Collection & in-store

Availability
In store & online

Payment & finance

Methods
PayPal, Klarna
Interest-free
4 months on purchases over £99
Min spend
£99.00
BNPL
Available to permanent UK residents aged 18+, subject to status
Pay later
Klarna, PayPal Credit

Support

Contact
Via contact us page on website
Self-service
Online returns initiation and tracking

Other

Price match
Price match promise to get customers the best price and value for money
Open retailer

* Price may not include delivery when not stated by the retailer. Prices may have changed since we last checked. We are not liable for any errors or omissions; please confirm price, availability and terms with the retailer before purchasing.

Page last updated: 19 Feb 2026, 05:18