Ronstan Series 30 Orbit Block, Single with Becket and Lashing Head (RF35101)

The Ronstan Series 30 Orbit Block is a high-performance single block designed for sailing applications requiring an exceptional strength-to-weight ratio. Featuring a lashing head and an ultra-low profile thru-sheave becket, this compact block utilizes fiber-reinforced composite construction to minimize weight while maintaining high load capacity.

• Construction: Carbon black Acetal sheave, Acetal ball bearings, glass fiber reinforced Nylon frame, and SK75 Dyneema link.
• Performance: Self-lubricating Nylatron sheave designed for high dynamic loads.
• Compatibility: Compatible with RF1850S shackles in either orientation for a conventional loop top configuration.
• Sheave Diameter: 30 mm (1-3/16 in.)
• Maximum Rope Diameter: 8 mm (5/16 in.)
• Maximum Working Load (M.W.L.): 300 kg (660 lbs)
• Breaking Load (B.L.): 600 kg (1,320 lbs)
• Weight: 22 g (0.8 oz)

Applications: Suitable for mainsheet and spinnaker systems on dinghies up to 5 meters (16 feet), as well as halyard, vang, and backstay uses on boats up to 5 meters (16 feet). Also functions effectively for control line applications on larger yachts.