SHIMANO - Union 4 Ports-EW-JC304 SD300
SHIMANO - Union 4 Ports-EW-JC304 SD300
Overall Rating: 4.8 / 5 (average from multiple review sources, as of 12 Jul 2026)
Based on a total of 80,610 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 80,610 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Cheapest Price
In stock
Direct debit
Direct debit
Visa
Visa
Mastercard
Mastercard
£21.85
Delivery from £11.50
Shimano Non-Series Di2 EW-JC304 SD300 4 port junction
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 7 Jul 2026)
Based on a total of 23,838 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 23,838 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Cheapest Total Price
Will usually delivered within 2 - 3 working days of receiving cleared payment.
PayPal
PayPal
Visa
Visa
Mastercard
Mastercard
£23.27
Free Delivery
Shimano SD300 4 Port Junction EW-JC304 Genuine Replacement
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 7 Jul 2026)
Based on a total of 23,838 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 23,838 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Cheapest Total Price
Will usually delivered within 3 - 4 working days of receiving cleared payment.
PayPal
PayPal
Visa
Visa
Mastercard
Mastercard
£23.27
Free Delivery
Shimano Connector Di2 E-tube Jc3000 Sd300 4 Ports Black One Size Black
Overall Rating: 4.0 / 5 (average from multiple review sources, as of 8 Jul 2026)
Based on a total of 39,085 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 39,085 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
14 working day(s)
PayPal
PayPal
DIRECTebanking
DIRECTebanking
Visa
Visa
Mastercard
Mastercard
£23.49
Delivery from £6.99
Shimano Di2 EW-JC304 4 Port Junction - Black / 4-Port for 11/12spd groups
Overall Rating: 4.8 / 5 (average from multiple review sources, as of 7 Jul 2026)
Based on a total of 80,557 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 80,557 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
2-3 days
Visa
Visa
Mastercard
Mastercard
£24.95
Delivery from £3.95
SHIMANO - Union 4 Ports-EW-JC304 SD300
Overall Rating: 4.8 / 5 (average from multiple review sources, as of 12 Jul 2026)
Based on a total of 80,610 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 80,610 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
In stock
Direct debit
Direct debit
Visa
Visa
Mastercard
Mastercard
£26.34
Free Delivery
Shimano Di2 EW-JC304 SD300 4 Port Junction (One Size) Size: One Size
Overall Rating: 3.5 / 5 (average from multiple review sources, as of 11 Jul 2026)
Based on a total of 4,698 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 4,698 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
1-3 working days
Direct debit
Direct debit
PayPal
PayPal
£27.99
Delivery from £2.95
Shimano Non-Series Di2 Di2 EW-JC304 SD300 4 Port Junction
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 7 Jul 2026)
Based on a total of 23,838 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 23,838 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Will usually delivered within 2 - 7 working days of receiving cleared payment.
PayPal
PayPal
Visa
Visa
Mastercard
Mastercard
£28.57
Delivery from £2.99
SHIMANO - Union 4 Ports-EW-JC304 SD300
Overall Rating: 2.4 / 5 (average from multiple review sources, as of 8 Jul 2026)
Based on a total of 49,640 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 49,640 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
In stock. Express Delivery available with Amazon Prime.
Direct debit
Direct debit
Visa
Visa
Mastercard
Mastercard
£30.66
Free Delivery
- 1
- 2
- next page
Cheapest offer
Original small parts, made by Shimano.
£21.85
In stock
Amazon-marketplace.co.uk
🤖 Ask ChatGPT
💡 Is it worth the price?
🔁 Better alternatives?
⭐ What do users say?
SHIMANO - Union 4 Ports-EW-JC304 SD300 - Details
▶ Finding you the best price!
We have found 9 prices for SHIMANO - Union 4 Ports-EW-JC304 SD300. Our price list is completely transparent with the cheapest listed first. Additional delivery costs may apply.
SHIMANO - Union 4 Ports-EW-JC304 SD300 - Price Information
- Cheapest price: £21.85
- The cheapest price is offered by Amazon-marketplace.co.uk. You can order the product there.
- The price range for the product SHIMANO - Union 4 Ports-EW-JC304 SD300 is €£21.85to €£38.44 with a total of 9 offers.
- Payment methods: The online shop Amazon-marketplace.co.uk supports: Direct debit, Visa, Mastercard
- Delivery: The shortest delivery time is In stock working days offered by Amazon-marketplace.co.uk.
Similar products
Shimano XT BH90 4 Pistons 2m Brake Cable Black
£23.67
deporvillage.co.uk
Delivery from £8.99
LT Easiyl 4Pcs Bicycle Disc Brake Sleeve Nut M8x0.75 Replacement Part 0720446 Brake Line Union Screw Compatible with Magura Compatible with Avid Compatible with Shimano
£9.59
Amazon-marketplace.co.uk
Delivery from £4.49
Jdd Power Otwoo Shimano Sl-rs35/set Revoshift Bike Derailleurs Twist Shifter Lever 3/6/7 Speed 18/21 Speed Sl Rs35 Folding Mtb Bicycle Parts RS35-6...
£13.95
fruugo.co.uk
Delivery from £7.99
Otwoo Shimano Sl-rs35/set Revoshift Bike Derailleurs Twist Shifter Lever 3/6/7 Speed 18/21 Speed Sl Rs35 Folding Mtb Bicycle Parts RS35-6 18 Speed
£12.95
fruugo.co.uk
Delivery from £9.99
Otwoo Shimano Sl-rs35/set Revoshift Bike Derailleurs Twist Shifter Lever 3/6/7 Speed 18/21 Speed Sl Rs35 Folding Mtb Bicycle Parts
£22.95
fruugo.co.uk
Delivery from £13.49
Don't forget your voucher code:
Report Illegal Concerns
You are about to report a violation based on the EU Digital Services Act (DSA).