Description
Schaefer Twin Sheet Block f/1-1/4" T-Track | Boat Supply Store
Engineered for demanding sail control on boats up to 38' (11.5m), this twin sheet block precisely manages lines on 1-1/4" T-track systems. Its hardcoat anodized aluminum construction ensures exceptional durability, while the 2" diameter Nomex™/Teflon™ bearing sheave delivers ultra-low friction operation under loads up to 3500 lbs (1590 kg). The articulating sheave design guarantees optimal line lead, making it an indispensable component for efficient sail trim in challenging conditions. This block is rated for boats with up to 715 sq. ft. (66 m2) of sail area.
Key Features
- Maximizes sail control efficiency with articulating sheave for optimal line lead.
- Ensures superior durability with hardcoat anodized aluminum body and slider.
- Minimizes friction and maximizes line life with Nomex™/Teflon™ bearing sheave.
- Provides robust load capacity with a 3500 lbs (1590 kg) SWL.
- Accommodates versatile line management for up to two 5/8" (16 mm) lines.
- Offers precise positioning with integrated pin stop for easy adjustment.
- Engineered for seamless integration with 1-1/4" T-track systems.
- Designed for long-term performance in harsh marine environments.
Specifications
| Product Specifications | |
|---|---|
| Track Size Compatibility | 1-1/4" |
| Sheave Diameter | 2" (51 mm) |
| Working Load Limit (SWL) | 3500 lbs (1590 kg) |
| Bearing Type | Nomex™/Teflon™ |
| Max Line Size | (2) 5/8" (16 mm) |
| Body and Slider Material | Hardcoat anodized aluminum |
| Weight | Not Specified |
| Dimensions | 4-1/2" L x 1-3/4" W x 4-1/2" H |
| Maximum Sail Area | 715 sq. ft. (66 m2) |
| Boat Length Rating | Up to 38' (11.5m) |
| Boat Weight Rating | 18,000 lbs (8182kg) |
Who This Is For
Sailors and boaters operating 1-1/4" T-track systems on vessels up to 38' (11.5m) and 18,000 lbs (8182kg) require a high-performance twin sheet block. This block is ideal for those prioritizing robust construction and low-friction operation for precise sail control.
How It Compares
| Feature | Schaefer Twin Sheet Block f/1-1/4" T-Track | Black |
|---|---|---|
| Track Size Compatibility | 1-1/4" x 3/16" | — |
| Sheave Diameter | 2" (51 mm) | — |
| Working Load Limit (SWL) | 3500 lbs (1590 kg) | — |
| Bearing Type | Nomex™/Teflon™ | High-performance composite |
| Max Line Size | (2) 5/8" (16 mm) | 1/2" |
Common Concerns Answered
Is this block worth the investment compared to less expensive options?
While the initial cost may be higher than generic alternatives, the Schaefer Twin Sheet Block is engineered with superior hardcoat anodized aluminum and a specialized Nomex™/Teflon™ bearing sheave, ensuring significantly greater durability, lower friction, and longevity. This premium construction translates to more reliable performance and reduced maintenance over time, making it a sound investment for serious sailors demanding the best.
Are there specific track sizes this block is designed for?
This Schaefer Twin Sheet Block is specifically engineered and optimized for 1-1/4" T-track systems, ensuring a precise and secure fit. While various T-track sizes exist on the market, compatibility is paramount for safe and effective operation, making this block the definitive choice for vessels equipped with the specified track dimension.
How does the bearing system impact performance?
The Nomex™/Teflon™ bearing sheave on this Schaefer block is a critical performance feature, providing an exceptionally low-friction interface for your control lines. This advanced bearing material is chosen for its high load-bearing capacity and minimal wear, which translates to smoother operation, easier sail adjustments, and prolonged line life, especially under high-stress sailing conditions.
Frequently Asked Questions
What is the maximum line size this Schaefer Twin Sheet Block can accommodate?
This Schaefer Twin Sheet Block is designed to handle up to two lines, each with a maximum diameter of 5/8" (16 mm).
What is the working load limit (SWL) for the Schaefer Twin Sheet Block f/1-1/4" T-Track?
The Working Load Limit (SWL) for this Schaefer Twin Sheet Block is 3500 lbs (1590 kg).
What type of bearing does the sheave on this block use?
The sheave on this Schaefer Twin Sheet Block utilizes a high-performance Nomex™/Teflon™ bearing for exceptionally low friction and high strength.
What is the track size compatibility for this block?
This Schaefer Twin Sheet Block is specifically designed and engineered for 1-1/4" T-track systems.
What is the maximum sail area this block is rated for?
This Schaefer Twin Sheet Block is rated for boats with a maximum sail area of 715 sq. ft. (66 m2).
