Ronstan RF56101 55mm Orbit Ratchet Block | Auto & Manual Mode PulleyThe Ronstan RF56101 Orbit Ratchet Block is a top tier 55mm ratchet pulley designed for precision control in high performance sailing. Featuring both automatic and manual ratchet engagement, this block gives sailors the flexibility to choose their preferred mode for optimal responsiveness in different wind and load conditions. As part of the Ronstan Orbit Series, the RF56101 offers a high strength, lightweight design with an ultra low friction bearing

Power Rib™ drum provides superior line grip

enabling efficient cascading systems and increased mechanical advantage without adding extra hardware

Now available at Barton Marine NZ – your trusted supplier for marine pumps and plumbing accessories

route planning across Cook Strait

allowing flexible alignment with load direction and improving overall system efficiency

this flare complements parachute rockets and hand flares for complete distress signalling coverage

UV-resistant marine-grade PVC

This Harken block is trusted by sailors worldwide for its strength-to-size ratio

Harken 16mm In-Line Exit Block 368 – Smooth Line Exit for Clean Deck Layouts

and long-term corrosion resistance in marine environments

Featuring a bright red light for the port (left) side and green for the starboard (right)

Suitable for “critical marine communication”