Description
Ronstan 3/16" Shock Block - Red | Boat Supply Store
Engineered for extreme conditions, this sheaveless Ronstan Shock excels in environments where grit and salt would compromise traditional blocks. Its ultra-lightweight construction (2.5g) and compact dimensions (8.5mm H x 14.9mm W x 22.9mm L) provide a high load capacity of 175kg (385lbs) for control line deflection. Ideal for soft attachment applications on performance dinghies and small sailboats, it offers unparalleled durability and maintenance-free operation.
Key Features
- Achieve ultimate durability with a sheaveless design for maintenance-free operation.
- Benefit from ultra-lightweight and compact construction.
- Support high load capacity with a working load limit of 175kg (385lbs).
- Protect your lines with gentle 3-dimensional geometry.
- Utilize versatile soft attachment methods like splicing or lashing.
- Secure webbing with an elongated attachment aperture.
- Accommodate a wide range of lines from 1.4mm to 8mm.
- Ensure easy identification with color-coded anodized aluminum construction.
Specifications
| Product Specifications | |
|---|---|
| Brand | Ronstan |
| Line Size | 3/16" |
| Webbing Size | 1/4" |
| Color | Red |
| Design | Sheaveless |
| Accepted Line Diameter | 1.4mm (1/16") to 8mm (5/16") |
| Height | 8.5mm (5/16") |
| Width | 14.9mm (9/16") |
| Length | 22.9mm (7/8") |
| Working Load Limit (MWL) | 175kg (385lbs) |
| Breaking Load (BL) | 350kg (770lbs) |
| Weight | 2.5g (0.01oz) |
| Material | Anodized Aluminum |
| Attachment Type | Soft Attachment / Webbing |
Who This Is For
Kitesurfers, paragliders, and sports kite enthusiasts requiring lightweight, high-load capacity hardware for control lines in challenging environments. Sailors of high-performance dinghies and small sailboats will benefit from its durability and soft attachment capabilities for control line deflection systems.
How It Compares
| Feature | Ronstan 3/16" Shock Block - Red | Competitor |
|---|---|---|
| Design | Sheaveless | Sheaved |
| Max Line Diameter | 8mm (5/16") | 1/2 inch, 5/16 inch |
| Working Load Limit (MWL) | 175kg (385lbs) | — |
| Weight | 2.5g (0.01oz) | 2.1 oz, 1.5 oz |
| Grit & Salt Resistance | High | Moderate, Moderate |
| Attachment Type | Soft Attachment / Webbing | Shackle / Lanyard, Shackle / Lanyard |
Common Concerns Answered
Why choose a sheaveless block like the Ronstan Shock when traditional blocks have higher load ratings?
The Ronstan Shock is specifically designed for applications where grit, salt, and minimal maintenance are paramount. Its sheaveless design eliminates potential failure points found in traditional blocks, offering superior durability in harsh marine environments and for soft attachment needs where extreme load capacity is not the primary concern.
Are there limitations on the line sizes that can be used with the Ronstan Shock?
Yes, the Ronstan Shock is optimized for smaller line diameters, accepting lines from 1.4mm (1/16") up to 8mm (5/16"). While this limits its use for extremely heavy-duty applications requiring larger lines, it is perfectly suited for the control lines found on performance dinghies, kitesurfing, and paragliding equipment.
How does the Ronstan Shock compare to traditional blocks in terms of maintenance?
The primary advantage of the Ronstan Shock is its maintenance-free operation. Unlike traditional blocks with sheaves that can seize or accumulate debris, the sheaveless design ensures consistent performance and longevity, especially in environments prone to saltwater and dirt ingress.
Frequently Asked Questions
What is the maximum line diameter the Ronstan Shock can accommodate?
The Ronstan Shock can accommodate lines ranging from 1.4mm (1/16") up to 8mm (5/16").
What is the working load limit (MWL) of the Ronstan Shock?
The working load limit (MWL) of the Ronstan Shock is 175kg (385lbs).
What are the dimensions of the Ronstan Shock?
The dimensions of the Ronstan Shock are 8.5mm (5/16") in height, 14.9mm (9/16") in width, and 22.9mm (7/8") in length.
What materials is the Ronstan Shock made from?
The Ronstan Shock is constructed from anodized aluminum for excellent durability and corrosion resistance.
What applications are Ronstan SHOCKS suitable for?
Ronstan SHOCKS are ideal for kitesurfing, paragliding, sports kite applications, and various sailing control lines on high-performance dinghies and small sailboats, particularly where soft attachment is desired and harsh environmental conditions are present.
