Allen Brothers 20MM Dynamic Single With Articulating Fork Head
Availability: Please contact us to confirm availability or discuss item replacements. Please note that certain products may have an estimated arrival time of 30 days and are not available for expedited shipping.
Pickup available at 1830 East Interstate 30
Usually ready in 24 hours
Shipping and Delivery
Free shipping for orders of $98 or more (US Continental)
- Free shipping for orders of $750 or more (International)
- Add 3 business days to the standard shipping time for USPS deliveries.
- UPS and FedEx Ground usually take 2 to 5 business days for in-stock orders.
- UPS and FedEx deliver on Saturdays only for Friday overnight shipments, which may incur an extra
charge. - Orders that apply for free shipping will be delivered between 8 and 10 business days.
- International customers will be responsible for any applicable import duties,fees, or taxes.
- Oversized items like whisker poles, spinnaker poles, and tracks over 7 feet require freight shipping, with an estimated cost of $500 depending on the destination.These orders must be delivered to a
commercial address, such as a marina, yacht club, or boatyard where your sailboat is located.
A recipient must be present to sign for the delivery upon arrival,For more info, Click Here.
Allen Brothers 20MM Dynamic Single With Articulating Fork Head
20mm Single Dynamic Block With Articulating Fork HeadThe 20mm Single Dynamic Block With Articulating Fork Head is a compact, low-friction pulley designed for smooth, fast-rolling performance. Lightweight yet strong, it is ideal for applications using smaller diameter lines. Part of our Dynamic range, it is best suited to systems that require constant sheave movement.
Key Features- Single-sheave design for smooth and efficient line handling
- Low-friction, fast-rolling performance
- Lightweight and durable construction
- Articulating Fork Head with threaded pin for secure attachment and improved alignment under changing load angles
- Block can articulate on the attachment fitting for enhanced rope alignment and reduced side loading
- Patented Dynamic Bearing System featuring twin rows of stainless-steel ball bearings running on a stainless-steel rail for superior load capacity and longevity
- Integrated Becket with a large central rivet, providing a lightweight and rope-friendly attachment point for cascade systems
- Ideal for applications requiring smooth, efficient line handling and flexible attachment positioning
- Suitable for use with smaller diameter rope lines in a wide range of marine and control line systems
Technical Description
| Accessories | Fork |
| Bearing type | Dynamic |
| Breaking load | 350 kg |
| Configuration | Single |
| Height | 12 mm |
| Length | 48 mm |
| Maximum line diameter | 6 mm |
| Maximum working load | 115 kg |
| Pin size | 4 mm |
| Sheave diameter | 20 mm |
| Width | 20 mm |
| Weight | 14 g |
Allen Brothers 20MM Dynamic Single With Articulating Fork Head
20mm Single Dynamic Block With Articulating Fork HeadThe 20mm Single Dynamic Block With Articulating Fork Head is a compact, low-friction pulley designed for smooth, fast-rolling performance. Lightweight yet strong, it is ideal for applications using smaller diameter lines. Part of our Dynamic range, it is best suited to systems that require constant sheave movement.
Key Features- Single-sheave design for smooth and efficient line handling
- Low-friction, fast-rolling performance
- Lightweight and durable construction
- Articulating Fork Head with threaded pin for secure attachment and improved alignment under changing load angles
- Block can articulate on the attachment fitting for enhanced rope alignment and reduced side loading
- Patented Dynamic Bearing System featuring twin rows of stainless-steel ball bearings running on a stainless-steel rail for superior load capacity and longevity
- Integrated Becket with a large central rivet, providing a lightweight and rope-friendly attachment point for cascade systems
- Ideal for applications requiring smooth, efficient line handling and flexible attachment positioning
- Suitable for use with smaller diameter rope lines in a wide range of marine and control line systems
Technical Description
| Accessories | Fork |
| Bearing type | Dynamic |
| Breaking load | 350 kg |
| Configuration | Single |
| Height | 12 mm |
| Length | 48 mm |
| Maximum line diameter | 6 mm |
| Maximum working load | 115 kg |
| Pin size | 4 mm |
| Sheave diameter | 20 mm |
| Width | 20 mm |
| Weight | 14 g |

