The Antal SectoRing Medium (Model RS53.10) is a robust low-friction ring designed for smooth, high-load operations in tight spaces. Its 53 mm spinning sheave runs on plain bearings beneath a protective guide cover, enabling compact, reliable performance. Mounted via a soft Dyneema loop, it’s quick to install and resistant to chafe.
Rated for a Safe Working Load of 1,700 kg and a minimum breaking load of 3,400 kg, this ring offers heavy-duty reliability in a lightweight (~60–80 g) package—perfect for applications requiring strong, low-maintenance, and compact hardware.
Specifications
Sheave Diameter: 53 mm
Inside Diameter (d): 12 mm
Maximum Line Size: 10 mm
Bearing Type: Plain bearing
Safe Working Load (SWL): 1,700 kg
Minimum Breaking Load (NBL): 3,400 kg
Weight: ~60–80 g
Mounting: Soft Dyneema loop
Part Number: RS53.10 / ANT RS53.10
The Antal SectoRing Medium combines high strength, extremely low friction, and a compact design—making it a top choice for demanding marine and industrial line-handling applications in confined spaces.