Harken 16mm Thru Deck Block 421

Our Reference: HK421
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£35.39 RRP £39.78 Save £4.39
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We offer a Free Delivery Service to most UK mainland addresses on nearly all orders where the value is £100 or more (Excl. Flares Orders). You will receive an email direct from our delivery company, with an estimated 2-hour timeslot and your tracking details – so you don’t have to wait in all day. Our standard delivery rates are:

  • Click & Collect - Free - Available from our Ipswich Store (We will send you an e-mail confirmation or call you when your order is ready to collect). Read More
  • UK Standard Delivery - £4.45 to all UK Mainland Postcodes (2-5 Working Days) - Excluding Highlands Post Codes.
  • Next Day Delivery - £9.45 to all UK Mainland Postcodes (Excl. Weekends & Bank Holidays
  • N. Ireland, Highlands & Islands - £12.45 Per Order (2 - 5 Working Days)
  • Not going to be in? Not a problem! You can leave us a message where would you like your parcel to be left when placing your order at the checkout. See more info here.

At Fox's Chandlery we are proud of the quality of our service and products. We offer a minimum of 1 Years Warranty on all products.

Our policy is simple – you have up to 30 days to return your purchase if it’s not suitable or you’ve changed your mind. Any unwanted item/s, unless faulty, must be returned in a re-saleable condition with its original packaging and labels, and must be undamaged and unused. Read More

We'll always try to price match any genuine online price. Call us on +44 (0) 1473 688 431 or e-mail us for a personal quote!

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Our Ref: HK421

The 16mm is Harkens smallest block. It is perfect for small synthetic control lines found on high-tech dinghies. The patented bearing system uses stainless steel balls in a captive grooved race and has a 250lb (113kg) maximum working load.

  • Sheave diameter: 16mm
  • Length: 60mm
  • Weight: 18g
  • Maximum line diameter: 5mm
  • Fasteners: 4 RH mm
  • Cutout: 11 x 35mm
  • maximum working load: 113kg
  • Breaking load: 544kg
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