Products

Low-friction Carbo Air blocks are lightweight, strong, reliable—and affordable. Companions to our popular Harken Big Boat blocks, these small, comp...

The 1598 U-adaptor allows blocks with up to 15 mm (19/32") posts to be attached to swivel bases or to other blocks with 15 mm (19/32") posts. Fits ...

Low-friction Bullet blocks lead control lines aft. They are compact and lightweight, with fast trim and release under high or low loads. A range of...

Homer Flush Lift Handle Catch 316 Stainless steel. Great for lifting and latching heavy hatches. Available in key locking or non-locking versions. ...

Homer Flush Lift Handle Catch 316 Stainless steel. Great for lifting and latching heavy hatches. Available in key locking or non-locking versions. ...

PNP Kite/Utility blocks BENEFITS •Lightweight durable construction •Economical •Maintenance free•Simple lash-on attachment APPLICATIONS •Vang, cunn...

Ronstan Kite/Utility blocks. Available in black, red or grey and in single or two packs. BENEFITS •Lightweight durable construction •Economical •Ma...

Riley Hooked Block. Stainless steel body with nylon sheave. Hooks directly into mast on many dinghies. 19mm x 6mm Single Sheave Block Max Rope Dia...

Riley Mini Blocks. Strong yet lightweight nylon body with chrome plated bronze sheave. DIMENSIONS: Sheave Diameter: 14mm Overall Length: 34mm Ov...

Riley Outlet (Exit) Blocks. Stainless steel body with nylon sheave. For leading lines into or out of masts and spars. DIMENSIONS: Overall Length:...

Ronstan Upright Lead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers. Applications •...

Ronstan 19mm loop top becket block for saddle mounting. Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no main...

Ronstan 19mm ferrule head utility block. Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. Hollow...

Ronstan 19mm loop top block for saddle mounting. Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance...

Ronstan 19mm tube rivet utility block. Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. Hollow r...

Ronstan 19mm tube rivet utility block. Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. Hollow r...

Ronstan Lead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers.When mounted in an inverte...

Ronstan Lead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers.When mounted in an inverte...

Ronstan 19mm wire blocks have specialised Nylatron sheaves for maximum wear resistance and narrow grooves to support wire. Applications •Wire bloc...

Ronstan traveller control block addition kit to suit Series 22 ball bearing traveller systems. •Grade 316 stainless steel cheeks & fasteners •...

Ronstan Utility Blocks feature Stainless steel cheeks and Acetal sheaves to ensure a long service life with virtually no maintenance. Hollow rivets...

Ronstan Utility Blocks feature Stainless steel cheeks and Acetal sheaves to ensure a long service life with virtually no maintenance. Hollow rivets...

Ronstan Utility Blocks feature Stainless steel cheeks and Acetal sheaves to ensure a long service life with virtually no maintenance. Hollow rivets...

Ronstan 25mm Utility Blocks. Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. Hollow rivets in t...

Ronstan single Utility Block with V-Jam cleat. Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. ...

Ronstan triple Utility Block with V-Jam cleat. Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. ...

Wire blocks have purpose deisgned narrow sheaves and grooves. Nylatron sheaves give excellent wear resistance when wire cable is used. Applicati...

Ronstan Utility Blocks. Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. Hollow rivets in the bl...

Ronstan 29mm Utility Blocks. Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. Hollow rivets acce...

Ronstan Utility Blocks. Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. •Lightweight durable ...

Ronstan Series 29 Utility Blocks. Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. Application...

Ronstan Double Utility Cheek Block with tube rivet fastenings. Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually ...

Ronstan Series 29 Utility Blocks. Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. •Lightweight ...

Ronstan Series 29 Utility Blocks. Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. •Lightweight ...

Ronstan Utility Blocks. Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. Hollow rivets in the bl...

Ronstan Series 29 Utility Blocks. Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. •Lightweight ...