Ronstan RF20312 Triple Block with Becket 20mm – Series 20 Ball Bearing PulleyThe Ronstan RF20312 Triple Ball Bearing Block with Becket (20mm) is a compact, high performance pulley designed for powerful purchase systems on modern sailing boats. Part of the trusted Series 20 range, this block features three 20mm acetal sheaves running on precision ball bearings, delivering exceptionally low friction and smooth operationideal for high load, fast adjusting control lines. The integrated becket provides a fixed tie off point,

and serious sailors operating in the upper South Island

low-profile solution

this roller fender is ideal for long-term installation in marinas

this block delivers exceptionally low friction and smooth operation

Bright Red Signal (Approx

This twin pack includes two StarPorts and all necessary mounting hardware

1-speed for direct

Fixed-angle side mount rod holder – black finish

Recreational boats without electric windlasses

Unlike traditional compasses

Working Load: 660 kg (1

smooth line handling on mid-sized yachts