- Home /
- Stainless Steel Marine and Hardware Supplies /
- Yacht Fittings /
- Pulley Blocks /
- Block BBB20 SING.STRAP/SHACK
Shop Now
- Balustrades & Fencing
- Building and Construction Supplies
- Consumables
- Hydraulic hose Service
- Materials
- Plonkit
-
Stainless Steel Fasteners
- Assortment trays
- Bolt Products
- Decking/Cladding Screws
- Lag Screws
- Masonry
- Metal Thread Screws
- Miscellaneous Fasteners
- Nails
- Nuts
- Rivets
- Self Drilling Screws
- Self Tapping Screws
- Socket Drive Metal Threads
- Threaded Rod
- Washer Products
- Stainless Steel Marine and Hardware Supplies
- Tools
- Wire/Rigging
- Workwear
Block BBB20 SING.STRAP/SHACK
Selden Block BBB20 Single Strap / Shackle – S402-101-09R
The Selden BBB20 Single Strap / Shackle Block is a compact ball-bearing pulley designed for smooth rope handling in light-duty marine rigging systems. Featuring a 20 mm ball-bearing sheave with a stainless steel strap and shackle attachment, this block provides flexible mounting and extremely low-friction operation.
Constructed with glass fibre reinforced composite cheeks and stainless steel load components, the BBB20 block offers excellent durability and corrosion resistance in marine environments. It is commonly used in traveller systems, control lines, flag halyards and other light-duty rigging applications where smooth line movement and reliable performance are required.
Key Features
Part Number: S402-101-09R
Brand: Selden
Block Type: BBB20 Ball Bearing Block
Configuration: Single block with strap and shackle
Sheave Size: 20 mm
Maximum Rope Size: 6 mm
Safe Working Load: 150 kg
Breaking Load: 300 kg
Ball-bearing sheave for smooth, low-friction operation
Stainless steel strap and shackle for secure and flexible attachment
Glass fibre reinforced composite cheeks to reduce line jamming
Stainless steel load components for strength and durability
A compact and reliable Selden block designed for smooth rope control and dependable performance in light-duty marine rigging systems.