Ronstan
S50 AP Block,Fiddle,Becket,Cleat
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S50 AP Block,Fiddle,Becket,Cleat
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Ronstan
S50 AP Block,Fiddle,Becket,Cleat
No reviews yet
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Features
- Self-lubricating Acetal polymer sheave ensures low friction and extreme durability.
- High static and dynamic load capacity.
- Long service life, virtually maintenance free.
- Double & triple blocks have a 2-way head that can be fixed at 0∞ or 90∞.
- Captive Lock universal head can be fixed at 0∞ or 90∞, or left free to swivel.
- Removable becket pins allow lines to be spliced prior to fitting and are locked into position without the use of split rings or tools.
- Fiddle blocks are ideal for fine-tune mainsheet tackles, cunninghams, boom vangs, backstays and other control line purchase systems.
- Snap hackle adapters suit single and fiddle blocks and are available in standard and trunnion versions.
- A stand-up base adapter and snap shackle adapters add functionality to single and fiddle blocks.
- Quick adjusting cleat arms require no tools to adjust and fix in desired position.
- Low profile stand-up block has a swivel head post to allow full articulation and rotation.

Application
- Mainsheet and halyard applications, vang and spinnaker control lines on boats to 10m (33ft).

Construction
- U.V. stabilised Acetal sheaves.
- Impact modified, fibre reinforced and U.V. stabilised Nylon cheeks.
- Grade 316 stainless steel bearing race, load straps and head fittings.


Sheave Diam: 54+34mm
Max Rope: 10mm
M.W.L. : 750kg *
B.L. : 1500kg
Weight: 318g


*Line load through cleat not to exceed 175kg (385lb).

After ordering online, you will receive an automated email confirmation containing your order details. Your order will then be confirmed within a few minutes of placing your order.

It is our policy to ensure we deliver to our customers in a timely manner. In order to achieve this we use a range of freight companies depending on the size and weight of your order. In some instances we may use a number of carriers to get your products to you. For example, chain may come by road, some electronic equipment by air.


Most orders are shipped within 2 - 5 Days

Shipping rates

Orders delivered to Australian Post Codes under $499 attract an $18.00 shipping charge.

Orders of $499 or more ship free.*


For Remote areas and bulky items. If the cost to send is vastly different to our standard delivery costs, someone from our team will contact you prior to dispatch to arrange further payment or to issue a refund if you are not happy with the additional charges.

International orders will be charged at $0.00 initially and our staff will be in contact with a shipping quote. If the quote is not accepted the customer reserves the right to cancel their order and be refunded in full.

Should you have any queries or concerns about shipping, please don't hesitate to get in touch by clicking the support button on bottom right of the page.