Harken 40mm Carbo Double Swivel Block
Carbo AirBlocks® are 60% stronger and 30% lighter than Harken's classic blocks.
Use the 40 mm Carbo for jib and mainsheet systems on high-performance dinghies and for loaded control lines on small keelboats.
The nylon-resin sideplates are densely packed with long-glass fibers for a compact block with a high strength-to-weight ratio. Sheaves spin on high-load ball bearings with fitted races for low-friction operation.
Ball bearings, sheave and sideplates UV stabilized with black additive for maximum protection.
- Main/jib sheets
- Mainsheet fine-tune
- Control lines
- Sheave: 40mm
- Length: 94mm
- Weight with shackle: 86g
- Shackle pin: 5mm
- Max line: 10mm
- Safe working load: 440kg
- Breaking strength: 1080kg
All orders are shipped from our Brookvale, Sydney order fulfilment centre. Orders are normally shipped within 5 business days - most quicker!
Shipping day estimates after your order leaves our fulfilment centre in Sydney are based on Australia Post domestic delivery times:
|ACT||2 - 4 business days||1 - 2 business days|
|NSW||2 - 4 business days||1 - 2 business days|
|NT||7 - 10 business days||3 - 4 business days|
|QLD||3 - 5 business days||2 - 3 business days|
|SA||4 - 6 business days||2 - 3 business days|
|TAS||5 - 6 business days||2 - 3 business days|
|VIC||3 - 5 business days||2 - 3 business days|
|WA||6 - 9 business days||3 - 5 business days|
Last updated 11/08/2022
* These delivery times are an estimate and actual delivery times may vary based on peak periods and other external factors. Bulky orders may take longer.
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Get a shipping rate estimate by adding items to your online cart. Go to the cart by clicking on the shopping cart icon located at the top right of the page. Then enter your shipping destination information into the "Estimate Shipping and Tax" section of the shopping cart summary.
We are currently unable to deliver online orders outside of Australia.
If you are located outside of Australia and wish to place an order offline. Please contact our Mail Order department or send us an enquiry via the orange help bubble located at the bottom right of this page.
Online purchases can be returned/exchanged within 30 days. Some exclusions do apply.
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