Karver KBS10 Stainless Steel Block – 6mm Shackle
Swivelling performance with simple, universal attachment.
The Karver KBS10 Stainless Steel Block – 6mm Shackle is part of Karver’s new 2025 KBS stainless steel block range, combining the timeless robustness of stainless steel with modern engineering and rigging convenience. This model is designed to work with a standard 6mm D shackle (sold separately), making it compatible with a wide range of deck fittings, padeyes, tangs, and anchor points.
Versatile, Reliable, and Easy to Integrate
While appearing classically styled, this compact block delivers the smart performance Karver is known for. The central hub swivels, allowing the block to naturally align with the load, reducing side loading and enhancing line lead efficiency.
Built to handle lines up to 12mm in diameter and rated to a Safe Working Load (SWL) of 600kg, this block is perfect for cruising and racing sailors alike who want a clean, modular solution that works across multiple deck configurations.
Key Features
- Compatible with standard 6mm D shackles (sold separately)
- Swivelling hub – enables optimal load alignment and reduces rope chafe
- Takes lines up to 12mm
- 600kg Safe Working Load
- High-efficiency stainless steel bearing – for smooth operation under load
- Eco-conscious stainless steel die-cast body – corrosion-resistant and durable
Why Choose the KBS10 – 6mm Shackle Version?
This version of the KBS10 is ideal for sailors looking for a simple, direct attachment method with a wide range of rigging flexibility. Whether used on deck, at the mast base, or on spars, it offers the durability of stainless steel, the precision of Karver engineering, and the freedom to choose your own shackle or connection type.
Clean, compact, and clever — the KBS10 Shackle Block is a smart addition to any modern or traditional rig.
Specifications
| Recommended line - Max Ø (mm) | 12 |
| Sheave Ø (mm) | 15 |
| Pin Ø (mm) | 6 |
| SWL (kg) | 600 |
| NBL (kg) | 1200 |
| Weight (g) | 124 |
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