Ronstan RF443 – 30mm Series 30 Utility Block with Swivel Ring HeadThe Ronstan RF443 Series 30 Utility Block is a lightweight, durable, and economical solution for various sailing applications. Featuring a 30mm sheave, stainless steel cheeks, and UV stabilised acetal sheaves, it ensures long service life with virtually no maintenance required. Ideal for vang, cunningham, and trapeze retriever systems on dinghies, as well as leech line tackles and bunk adjusters on larger yachts. The swivel ring head design allows for

Together they form a complete marine distress signalling system

Secure wrist closure for a snug

This block is ideal where you need a simple

Mounting screws included

~ Brass Body

Deep saturating timber protection

Ronstan RF51712 50mm Exit Block specifications:

the Newport heater is ideal for small-to-mid-size vessels needing dependable heating performance without high electrical demand

Recommended for boats up to 4

The Contest 101 supersedes the 100 series but uses the same cut-out

and the fillers fall out — leaving an unsafe deck that’s hard to clean and even harder to re-coat

Backed by Leatherman’s 25-year warranty