Next-day UK delivery available
Order before 3pm — from £3.95
Same-day collection
Available from our North Shields store
Free returns within 30 days
Unused & original packaging
Lewmar
Lewmar 30mm Control Double Block
Professional-grade marine product — trusted by boaters across the UK.
£42.95
Tax included. View shipping policy
Next-day UK delivery available — order before 3pm
Same-day collection from our North Shields store
Expert advice — call 0191 414 0065
Klarna & PayPal available at checkout
The Lewmar 30mm Control Double Block offers high performance with precision sheaves, designed for efficient sail control in various marine applications. Lightweight yet robust, it ensures durability and reliable operation on any vessel.
The Lewmar 30mm Control Double Block offers high performance with precision sheaves, designed for efficient sail control in various marine applications. Lightweight yet robust, it ensures durability and reliable operation on any vessel.
Next-day UK delivery
Available on most items — order before 3pm. From £3.95.
Same-day collection — North Shields
Order online or call ahead — collect from our North Shields store today.
Free delivery over £100
Free standard delivery on all qualifying orders to UK mainland addresses.
Returns — 30 days
Unused, original packaging. Full returns policy →
Not sure which product you need? Call our team on 0191 414 0065
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Why buy from Marine Chandlery?
- UK marine specialists, based in North Shields
- Next-day UK delivery available
- Same-day collection from our store
- Expert advice before and after purchase
- Carefully selected marine-grade products
- Secure checkout & trusted payment options
Next-daydelivery
Same-daycollection
Securecheckout
Easyreturns
