Ronstan RF1387 Rope Jammer 4–8mm – Small Line Clutch NZThe Ronstan RF1387 Rope Jammer is a compact, high performance solution for securing control lines on dinghies, trailer yachts, and small keelboats. Designed for 48mm rope, it provides a strong, reliable alternative to cam cleats when higher holding power is required. Featuring a stainless steel frame and ribbed aluminium base plates, the RF1387 delivers excellent durability and grip, even under high loads. Its narrow profile allows installation in

and adjustable sheet leads on yachts

and small access panels

and marine-grade fittings designed to resist corrosion

and contraction without cracking or failing

Part of the Ronstan 40 series

Sizes 25mm - 50mm for use on small to medium areas

recreational water sports

Compact and lightweight – one of the smallest EPIRBs available

The unique grip permits low-load fast cranking using the palm

The precision-engineered bearing system ensures low-friction performance under extreme loads

Compact and robust construction – ideal for small boats

dinghy hardware