Quick Summary
The RiaYer 50 mm Single Swivel Sailing Block is a 1-pack block for line handling with a rotating head design. The stated working load and breaking load, along with the line size it accepts, are the key details to check before choosing it for a specific setup.
This block is described with a 50 mm sheave, a single swivel head, and a plain bearing design. Its overall size and the line diameter it accepts matter most when you are comparing fit and intended use.
Key Details
| Detail | Product information and buyer relevance |
|---|---|
| Brand | RiaYer. Useful for confirming the exact block version. |
| Product type | 50 mm single swivel sailing block. This is the main item type to compare. |
| Pack quantity | 1-pack. Check that a single block matches your project or replacement need. |
| Working load | 900 lbs (408 kg). Compare this limit with the load your setup is expected to place on the block. |
| Breaking load | 3300 lbs (1500 kg). This is a separate strength figure to note when comparing options. |
| Line diameter | Up to 1/2 in (12 mm). Confirm your line size before choosing this block. |
| Sheave diameter | 1 15/16 in (49.2 mm). Useful when comparing the running surface size. |
| Overall dimensions | 4.33 in x 2 in x 1 1/8 in (110 mm x 50.8 mm x 28.6 mm). Check fit against the available space. |
| Head design | 360° rotating head with fixed angles at 0° or 90°. This affects how the block can be positioned. |
| Plain bearing design | Plain bearing design with PA6.6 nylon sheave and stainless steel axis. Compare this construction with your preferred hardware style. |
What to Compare Before Buying
- Load rating: The stated WLL is 900 lbs (408 kg), and the breaking load is 3300 lbs (1500 kg). Compare the working load to the demands of your setup.
- Line size: This block accepts lines up to 1/2 in (12 mm). Match that against the line you already use.
- Size and fit: The overall dimensions are 4.33 in x 2 in x 1 1/8 in (110 mm x 50.8 mm x 28.6 mm). Check available mounting or running space.
- Head position: The head can rotate 360° or be fixed at 0° or 90°. Confirm that this position range suits your rigging layout.
Choosing the Correct Version
This block is identified as a 50 mm single swivel version in a 1-pack. If you need a different sheave size, pack quantity, or head style, compare those fields carefully before selecting an offer.
Before You Decide
Confirm the 50 mm size, 1-pack quantity, and the stated line diameter limit before choosing this block. Also check the working load, overall dimensions, and head position range against your rigging setup.
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